56404316 has 12 divisors (see below), whose sum is σ = 98779800. Its totient is φ = 28181520.

The previous prime is 56404307. The next prime is 56404319. The reversal of 56404316 is 61340465.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56404319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2135 + ... + 10833.

It is an arithmetic number, because the mean of its divisors is an integer number (8231650).

Almost surely, 2^56404316 is an apocalyptic number.

It is an amenable number.

56404316 is a deficient number, since it is larger than the sum of its proper divisors (42375484).

56404316 is a wasteful number, since it uses less digits than its factorization.

56404316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10324 (or 10322 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 56404316 is about 7510.2806871648. The cubic root of 56404316 is about 383.5047779209.

The spelling of 56404316 in words is "fifty-six million, four hundred four thousand, three hundred sixteen".