56285285 has 16 divisors (see below), whose sum is σ = 77690496. Its totient is φ = 38346048.

The previous prime is 56285269. The next prime is 56285287. The reversal of 56285285 is 58258265.

It is a cyclic number.

It is not a de Polignac number, because 56285285 - 2⁴ = 56285269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56285287) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 374 + ... + 10616.

It is an arithmetic number, because the mean of its divisors is an integer number (4855656).

Almost surely, 2^56285285 is an apocalyptic number.

It is an amenable number.

56285285 is a deficient number, since it is larger than the sum of its proper divisors (21405211).

56285285 is a wasteful number, since it uses less digits than its factorization.

56285285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10412.

The product of its digits is 192000, while the sum is 41.

The square root of 56285285 is about 7502.3519645509. The cubic root of 56285285 is about 383.2348156827.

The spelling of 56285285 in words is "fifty-six million, two hundred eighty-five thousand, two hundred eighty-five".