56774765 has 8 divisors (see below), whose sum is σ = 68170848. Its totient is φ = 45392400.

The previous prime is 56774737. The next prime is 56774803. The reversal of 56774765 is 56747765.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56774765 - 2⁶ = 56774701 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11990 + ... + 16040.

It is an arithmetic number, because the mean of its divisors is an integer number (8521356).

Almost surely, 2^56774765 is an apocalyptic number.

It is an amenable number.

56774765 is a deficient number, since it is larger than the sum of its proper divisors (11396083).

56774765 is a wasteful number, since it uses less digits than its factorization.

56774765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6859.

The product of its digits is 1234800, while the sum is 47.

The square root of 56774765 is about 7534.9031181562. The cubic root of 56774765 is about 384.3425333584.

Subtracting from 56774765 its reverse (56747765), we obtain a cube (27000 = 30³).

The spelling of 56774765 in words is "fifty-six million, seven hundred seventy-four thousand, seven hundred sixty-five".