56775698 has 32 divisors (see below), whose sum is σ = 99283968. Its totient is φ = 23850000.

The previous prime is 56775683. The next prime is 56775701. The reversal of 56775698 is 89657765.

56775698 = T₄₂₇ + T₄₂₈ + ... + T₇₄₇.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226073 + ... + 226323.

It is an arithmetic number, because the mean of its divisors is an integer number (3102624).

Almost surely, 2^56775698 is an apocalyptic number.

56775698 is a deficient number, since it is larger than the sum of its proper divisors (42508270).

56775698 is a wasteful number, since it uses less digits than its factorization.

56775698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518.

The product of its digits is 3175200, while the sum is 53.

The square root of 56775698 is about 7534.9650297795. The cubic root of 56775698 is about 384.3446386929.

The spelling of 56775698 in words is "fifty-six million, seven hundred seventy-five thousand, six hundred ninety-eight".