55739976 has 32 divisors (see below), whose sum is σ = 140421600. Its totient is φ = 18437120.

The previous prime is 55739947. The next prime is 55739987. The reversal of 55739976 is 67993755.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5721 + ... + 12008.

It is an arithmetic number, because the mean of its divisors is an integer number (4388175).

Almost surely, 2^55739976 is an apocalyptic number.

It is an amenable number.

55739976 is an abundant number, since it is smaller than the sum of its proper divisors (84681624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55739976 is a wasteful number, since it uses less digits than its factorization.

55739976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17869 (or 17865 counting only the distinct ones).

The product of its digits is 1786050, while the sum is 51.

The square root of 55739976 is about 7465.9209746688. The cubic root of 55739976 is about 381.9931652697.

The spelling of 55739976 in words is "fifty-five million, seven hundred thirty-nine thousand, nine hundred seventy-six".