56999996 has 12 divisors (see below), whose sum is σ = 99915480. Its totient is φ = 28452720.

The previous prime is 56999989. The next prime is 57000011. The reversal of 56999996 is 69999965.

It is a congruent number.

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, 9035 + ... + 13986.

It is an arithmetic number, because the mean of its divisors is an integer number (8326290).

Almost surely, 2^56999996 is an apocalyptic number.

It is an amenable number.

56999996 is a deficient number, since it is larger than the sum of its proper divisors (42915484).

56999996 is a wasteful number, since it uses less digits than its factorization.

56999996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23644 (or 23642 counting only the distinct ones).

The product of its digits is 10628820, while the sum is 62.

The square root of 56999996 is about 7549.8341703643. The cubic root of 56999996 is about 384.8501041253.

The spelling of 56999996 in words is "fifty-six million, nine hundred ninety-nine thousand, nine hundred ninety-six".