56415432 has 64 divisors (see below), whose sum is σ = 144506880. Its totient is φ = 18349632.

The previous prime is 56415431. The next prime is 56415461. The reversal of 56415432 is 23451465.

56415432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 56415432.

It is not an unprimeable number, because it can be changed into a prime (56415431) 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, 252873 + ... + 253095.

It is an arithmetic number, because the mean of its divisors is an integer number (2257920).

Almost surely, 2^56415432 is an apocalyptic number.

It is an amenable number.

56415432 is an abundant number, since it is smaller than the sum of its proper divisors (88091448).

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

56415432 is a wasteful number, since it uses less digits than its factorization.

56415432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442 (or 438 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 56415432 is about 7511.0207029404. The cubic root of 56415432 is about 383.5299696048.

Adding to 56415432 its reverse (23451465), we get a palindrome (79866897).

The spelling of 56415432 in words is "fifty-six million, four hundred fifteen thousand, four hundred thirty-two".