56106688 has 28 divisors (see below), whose sum is σ = 121459752. Its totient is φ = 25502720.

The previous prime is 56106679. The next prime is 56106697. The reversal of 56106688 is 88660165.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (56106679) and next prime (56106697).

It is a self number, because there is not a number n which added to its sum of digits gives 56106688.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 39145 + ... + 40552.

Almost surely, 2^56106688 is an apocalyptic number.

It is an amenable number.

56106688 is an abundant number, since it is smaller than the sum of its proper divisors (65353064).

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

56106688 is a wasteful number, since it uses less digits than its factorization.

56106688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79720 (or 79710 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 56106688 is about 7490.4397734712. The cubic root of 56106688 is about 382.8290429047.

The spelling of 56106688 in words is "fifty-six million, one hundred six thousand, six hundred eighty-eight".