56028017 has 16 divisors (see below), whose sum is σ = 61326720. Its totient is φ = 51004800.

The previous prime is 56028001. The next prime is 56028041. The reversal of 56028017 is 71082065.

It is a cyclic number.

It is not a de Polignac number, because 56028017 - 2⁴ = 56028001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56028047) 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, 54803 + ... + 55815.

It is an arithmetic number, because the mean of its divisors is an integer number (3832920).

Almost surely, 2^56028017 is an apocalyptic number.

It is an amenable number.

56028017 is a deficient number, since it is larger than the sum of its proper divisors (5298703).

56028017 is a wasteful number, since it uses less digits than its factorization.

56028017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 56028017 is about 7485.1865040225. The cubic root of 56028017 is about 382.6500290040.

The spelling of 56028017 in words is "fifty-six million, twenty-eight thousand, seventeen".