56562378 has 8 divisors (see below), whose sum is σ = 113124768. Its totient is φ = 18854124.

The previous prime is 56562343. The next prime is 56562391. The reversal of 56562378 is 87326565.

It is a sphenic number, since it is the product of 3 distinct primes.

56562378 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4713526 + ... + 4713537.

It is an arithmetic number, because the mean of its divisors is an integer number (14140596).

Almost surely, 2^56562378 is an apocalyptic number.

56562378 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

56562378 is a wasteful number, since it uses less digits than its factorization.

56562378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9427068.

The product of its digits is 302400, while the sum is 42.

The square root of 56562378 is about 7520.7963674068. The cubic root of 56562378 is about 383.8626760487.

The spelling of 56562378 in words is "fifty-six million, five hundred sixty-two thousand, three hundred seventy-eight".