56402068 has 24 divisors (see below), whose sum is σ = 103162752. Its totient is φ = 26955264.

The previous prime is 56402057. The next prime is 56402081. The reversal of 56402068 is 86020465.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 4596 + ... + 11572.

It is an arithmetic number, because the mean of its divisors is an integer number (4298448).

Almost surely, 2^56402068 is an apocalyptic number.

It is an amenable number.

56402068 is a deficient number, since it is larger than the sum of its proper divisors (46760684).

56402068 is a wasteful number, since it uses less digits than its factorization.

56402068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7071 (or 7069 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 56402068 is about 7510.1310241566. The cubic root of 56402068 is about 383.4996829787.

The spelling of 56402068 in words is "fifty-six million, four hundred two thousand, sixty-eight".