56724402 has 32 divisors (see below), whose sum is σ = 132822144. Its totient is φ = 15811200.

The previous prime is 56724401. The next prime is 56724403. The reversal of 56724402 is 20442765.

56724402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (56724401) and next prime (56724403).

It is a self number, because there is not a number n which added to its sum of digits gives 56724402.

It is not an unprimeable number, because it can be changed into a prime (56724401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14749 + ... + 18192.

It is an arithmetic number, because the mean of its divisors is an integer number (4150692).

Almost surely, 2^56724402 is an apocalyptic number.

56724402 is an abundant number, since it is smaller than the sum of its proper divisors (76097742).

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

56724402 is a wasteful number, since it uses less digits than its factorization.

56724402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32994.

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 56724402 is about 7531.5603960932. The cubic root of 56724402 is about 384.2288539249.

The spelling of 56724402 in words is "fifty-six million, seven hundred twenty-four thousand, four hundred two".