56768836 has 6 divisors (see below), whose sum is σ = 99345470. Its totient is φ = 28384416.

The previous prime is 56768821. The next prime is 56768837. The reversal of 56768836 is 63886765.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 47527236 + 9241600 = 6894^2 + 3040^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 56768836.

It is not an unprimeable number, because it can be changed into a prime (56768837) 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 as a sum of consecutive naturals, namely, 7096101 + ... + 7096108.

Almost surely, 2^56768836 is an apocalyptic number.

It is an amenable number.

56768836 is a deficient number, since it is larger than the sum of its proper divisors (42576634).

56768836 is a wasteful number, since it uses less digits than its factorization.

56768836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14192213 (or 14192211 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 49.

The square root of 56768836 is about 7534.5096721685. The cubic root of 56768836 is about 384.3291539036.

The spelling of 56768836 in words is "fifty-six million, seven hundred sixty-eight thousand, eight hundred thirty-six".