56868404 has 12 divisors (see below), whose sum is σ = 99632484. Its totient is φ = 28401984.

The previous prime is 56868401. The next prime is 56868407. The reversal of 56868404 is 40486865.

It is an interprime number because it is at equal distance from previous prime (56868401) and next prime (56868407).

It can be written as a sum of positive squares in 2 ways, for example, as 27144100 + 29724304 = 5210^2 + 5452^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56868401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3839 + ... + 11334.

It is an arithmetic number, because the mean of its divisors is an integer number (8302707).

Almost surely, 2^56868404 is an apocalyptic number.

It is an amenable number.

56868404 is a deficient number, since it is larger than the sum of its proper divisors (42764080).

56868404 is a wasteful number, since it uses less digits than its factorization.

56868404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16114 (or 16112 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 41.

The square root of 56868404 is about 7541.1142412776. The cubic root of 56868404 is about 384.5537168699.

The spelling of 56868404 in words is "fifty-six million, eight hundred sixty-eight thousand, four hundred four".