56415016 has 32 divisors (see below), whose sum is σ = 123842880. Its totient is φ = 23587200.

The previous prime is 56414999. The next prime is 56415031. The reversal of 56415016 is 61051465.

56415016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 9990 + ... + 14581.

It is an arithmetic number, because the mean of its divisors is an integer number (3870090).

Almost surely, 2^56415016 is an apocalyptic number.

56415016 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

56415016 is an abundant number, since it is smaller than the sum of its proper divisors (67427864).

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

56415016 is a wasteful number, since it uses less digits than its factorization.

56415016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24625 (or 24621 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 56415016 is about 7510.9930102484. The cubic root of 56415016 is about 383.5290269026.

The spelling of 56415016 in words is "fifty-six million, four hundred fifteen thousand, sixteen".