56190668 has 12 divisors (see below), whose sum is σ = 99519000. Its totient is φ = 27756672.

The previous prime is 56190649. The next prime is 56190677. The reversal of 56190668 is 86609165.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84293 + ... + 84956.

It is an arithmetic number, because the mean of its divisors is an integer number (8293250).

Almost surely, 2^56190668 is an apocalyptic number.

It is an amenable number.

56190668 is a deficient number, since it is larger than the sum of its proper divisors (43328332).

56190668 is a wasteful number, since it uses less digits than its factorization.

56190668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169336 (or 169334 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 56190668 is about 7496.0434897351. The cubic root of 56190668 is about 383.0199527403.

The spelling of 56190668 in words is "fifty-six million, one hundred ninety thousand, six hundred sixty-eight".