4369920 has 80 divisors (see below), whose sum is σ = 13994640. Its totient is φ = 1163264.

The previous prime is 4369907. The next prime is 4369921. The reversal of 4369920 is 299634.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4369921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7396 + ... + 7964.

It is an arithmetic number, because the mean of its divisors is an integer number (174933).

Almost surely, 2^4369920 is an apocalyptic number.

4369920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

4369920 is the 1707-th pentagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4369920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6997320).

4369920 is an abundant number, since it is smaller than the sum of its proper divisors (9624720).

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

4369920 is an equidigital number, since it uses as much as digits as its factorization.

4369920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595 (or 579 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 4369920 is about 2090.4353613542. The cubic root of 4369920 is about 163.4899880710.

The spelling of 4369920 in words is "four million, three hundred sixty-nine thousand, nine hundred twenty".