56415576 has 32 divisors (see below), whose sum is σ = 161187840. Its totient is φ = 16118688.

The previous prime is 56415553. The next prime is 56415577. The reversal of 56415576 is 67551465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56415577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167736 + ... + 168071.

It is an arithmetic number, because the mean of its divisors is an integer number (5037120).

Almost surely, 2^56415576 is an apocalyptic number.

56415576 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

56415576 is an abundant number, since it is smaller than the sum of its proper divisors (104772264).

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

56415576 is a wasteful number, since it uses less digits than its factorization.

56415576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335823 (or 335819 counting only the distinct ones).

The product of its digits is 126000, while the sum is 39.

The square root of 56415576 is about 7511.0302888485. The cubic root of 56415576 is about 383.5302959237.

The spelling of 56415576 in words is "fifty-six million, four hundred fifteen thousand, five hundred seventy-six".