56266317 has 12 divisors (see below), whose sum is σ = 83164224. Its totient is φ = 36638280.

The previous prime is 56266313. The next prime is 56266319. The reversal of 56266317 is 71366265.

56266317 is a `hidden beast` number, since 562 + 66 + 31 + 7 = 666.

It is not a de Polignac number, because 56266317 - 2² = 56266313 is a prime.

It is a super-3 number, since 3×56266317³ (a number of 24 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56266313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72309 + ... + 73082.

It is an arithmetic number, because the mean of its divisors is an integer number (6930352).

Almost surely, 2^56266317 is an apocalyptic number.

It is an amenable number.

56266317 is a deficient number, since it is larger than the sum of its proper divisors (26897907).

56266317 is a wasteful number, since it uses less digits than its factorization.

56266317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145440 (or 145437 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 56266317 is about 7501.0877211242. The cubic root of 56266317 is about 383.1917611217.

The spelling of 56266317 in words is "fifty-six million, two hundred sixty-six thousand, three hundred seventeen".