56285316 has 18 divisors (see below), whose sum is σ = 142276862. Its totient is φ = 18761760.

The previous prime is 56285303. The next prime is 56285363. The reversal of 56285316 is 61358265.

56285316 is a `hidden beast` number, since 562 + 85 + 3 + 16 = 666.

It can be written as a sum of positive squares in only one way, i.e., 55800900 + 484416 = 7470^2 + 696^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1563481 = 56285316 / (5 + 6 + 2 + 8 + 5 + 3 + 1 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 781705 + ... + 781776.

Almost surely, 2^56285316 is an apocalyptic number.

It is an amenable number.

56285316 is an abundant number, since it is smaller than the sum of its proper divisors (85991546).

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

56285316 is a wasteful number, since it uses less digits than its factorization.

56285316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1563491 (or 1563486 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 56285316 is about 7502.3540305693. The cubic root of 56285316 is about 383.2348860402.

The spelling of 56285316 in words is "fifty-six million, two hundred eighty-five thousand, three hundred sixteen".