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4324320 = 2533571113

4324320 has 384 divisors, whose sum is σ = 20321280. Its totient is φ = 829440.

The previous prime is 4324303. The next prime is 4324321. The reversal of 4324320 is 234234.

4324320 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a junction number, because it is equal to n+sod(n) for n = 4324293 and 4324302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4324321) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 332634 + ... + 332646.

It is an arithmetic number, because the mean of its divisors is an integer number (52920).

4324320 is a highly composite number, because it has more divisors than any smaller number.

4324320 is a superabundant number, because it has a larger abundancy index than any smaller number.

Almost surely, 24324320 is an apocalyptic number.

4324320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is a pronic number, being equal to 2079×2080.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4324320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10160640).

4324320 is an abundant number, since it is smaller than the sum of its proper divisors (15996960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4324320 is a wasteful number, since it uses less digits than its factorization.

4324320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55 (or 41 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 4324320 is about 2079.4999398894. The cubic root of 4324320 is about 162.9193272620.

Adding to 4324320 its reverse (234234), we get a palindrome (4558554).

The spelling of 4324320 in words is "four million, three hundred twenty-four thousand, three hundred twenty".