56886705 has 80 divisors (see below), whose sum is σ = 110398464. Its totient is φ = 27941760.

The previous prime is 56886689. The next prime is 56886707. The reversal of 56886705 is 50768865.

56886705 is a `hidden beast` number, since 568 + 86 + 7 + 0 + 5 = 666.

It is not a de Polignac number, because 56886705 - 2⁴ = 56886689 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (56886707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 288667 + ... + 288863.

Almost surely, 2^56886705 is an apocalyptic number.

It is an amenable number.

56886705 is a deficient number, since it is larger than the sum of its proper divisors (53511759).

56886705 is a wasteful number, since it uses less digits than its factorization.

56886705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268 (or 259 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The square root of 56886705 is about 7542.3275585193. The cubic root of 56886705 is about 384.5949639261.

The spelling of 56886705 in words is "fifty-six million, eight hundred eighty-six thousand, seven hundred five".