56716280 has 16 divisors (see below), whose sum is σ = 127611720. Its totient is φ = 22686496.

The previous prime is 56716279. The next prime is 56716327. The reversal of 56716280 is 8261765.

It is a self number, because there is not a number n which added to its sum of digits gives 56716280.

It is a congruent 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, 708914 + ... + 708993.

Almost surely, 2^56716280 is an apocalyptic number.

It is an amenable number.

56716280 is an abundant number, since it is smaller than the sum of its proper divisors (70895440).

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

56716280 is a wasteful number, since it uses less digits than its factorization.

56716280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1417918 (or 1417914 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 56716280 is about 7531.0211790965. The cubic root of 56716280 is about 384.2105146352.

The spelling of 56716280 in words is "fifty-six million, seven hundred sixteen thousand, two hundred eighty".