4840440 has 128 divisors (see below), whose sum is σ = 16761600. Its totient is φ = 1105920.

The previous prime is 4840439. The next prime is 4840441. The reversal of 4840440 is 440484.

It is an interprime number because it is at equal distance from previous prime (4840439) and next prime (4840441).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 4840440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4840441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24984 + ... + 25176.

It is an arithmetic number, because the mean of its divisors is an integer number (130950).

Almost surely, 2^4840440 is an apocalyptic number.

4840440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4840440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8380800).

4840440 is an abundant number, since it is smaller than the sum of its proper divisors (11921160).

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

4840440 is a wasteful number, since it uses less digits than its factorization.

4840440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237 (or 233 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 4840440 is about 2200.0999977274. The cubic root of 4840440 is about 169.1589368800.

The spelling of 4840440 in words is "four million, eight hundred forty thousand, four hundred forty".