55973776 has 20 divisors (see below), whose sum is σ = 108568944. Its totient is φ = 27956000.

The previous prime is 55973761. The next prime is 55973779. The reversal of 55973776 is 67737955.

It is not an unprimeable number, because it can be changed into a prime (55973779) 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, 22011 + ... + 24421.

Almost surely, 2^55973776 is an apocalyptic number.

It is an amenable number.

55973776 is a deficient number, since it is larger than the sum of its proper divisors (52595168).

55973776 is a wasteful number, since it uses less digits than its factorization.

55973776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3870 (or 3864 counting only the distinct ones).

The product of its digits is 1389150, while the sum is 49.

The square root of 55973776 is about 7481.5624036694. The cubic root of 55973776 is about 382.5265073404.

The spelling of 55973776 in words is "fifty-five million, nine hundred seventy-three thousand, seven hundred seventy-six".