56764773 has 32 divisors (see below), whose sum is σ = 92695680. Its totient is φ = 34110720.

The previous prime is 56764769. The next prime is 56764777. The reversal of 56764773 is 37746765.

It is an interprime number because it is at equal distance from previous prime (56764769) and next prime (56764777).

It is not a de Polignac number, because 56764773 - 2² = 56764769 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56764777) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13213 + ... + 16973.

It is an arithmetic number, because the mean of its divisors is an integer number (2896740).

Almost surely, 2^56764773 is an apocalyptic number.

It is an amenable number.

56764773 is a deficient number, since it is larger than the sum of its proper divisors (35930907).

56764773 is a wasteful number, since it uses less digits than its factorization.

56764773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3826 (or 3820 counting only the distinct ones).

The product of its digits is 740880, while the sum is 45.

The square root of 56764773 is about 7534.2400413048. The cubic root of 56764773 is about 384.3199847495.

The spelling of 56764773 in words is "fifty-six million, seven hundred sixty-four thousand, seven hundred seventy-three".