56435724 has 24 divisors (see below), whose sum is σ = 146315120. Its totient is φ = 18811872.

The previous prime is 56435723. The next prime is 56435777. The reversal of 56435724 is 42753465.

56435724 is a `hidden beast` number, since 5 + 643 + 5 + 7 + 2 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (56435723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261169 + ... + 261384.

Almost surely, 2^56435724 is an apocalyptic number.

56435724 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

56435724 is an abundant number, since it is smaller than the sum of its proper divisors (89879396).

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

56435724 is a wasteful number, since it uses less digits than its factorization.

56435724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522566 (or 522558 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 56435724 is about 7512.3713965698. The cubic root of 56435724 is about 383.5759479063.

The spelling of 56435724 in words is "fifty-six million, four hundred thirty-five thousand, seven hundred twenty-four".