56702478 has 16 divisors (see below), whose sum is σ = 129605760. Its totient is φ = 16200696.

The previous prime is 56702449. The next prime is 56702483. The reversal of 56702478 is 87420765.

It is a super-2 number, since 2×56702478² = 6430342022680968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 674988 + ... + 675071.

It is an arithmetic number, because the mean of its divisors is an integer number (8100360).

Almost surely, 2^56702478 is an apocalyptic number.

56702478 is an abundant number, since it is smaller than the sum of its proper divisors (72903282).

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

56702478 is a wasteful number, since it uses less digits than its factorization.

56702478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1350071.

The product of its (nonzero) digits is 94080, while the sum is 39.

The square root of 56702478 is about 7530.1047801475. The cubic root of 56702478 is about 384.1793460200.

The spelling of 56702478 in words is "fifty-six million, seven hundred two thousand, four hundred seventy-eight".