55683724 has 12 divisors (see below), whose sum is σ = 98412048. Its totient is φ = 27566000.

The previous prime is 55683709. The next prime is 55683731. The reversal of 55683724 is 42738655.

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, 68512 + ... + 69319.

It is an arithmetic number, because the mean of its divisors is an integer number (8201004).

Almost surely, 2^55683724 is an apocalyptic number.

It is an amenable number.

55683724 is a deficient number, since it is larger than the sum of its proper divisors (42728324).

55683724 is a wasteful number, since it uses less digits than its factorization.

55683724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137936 (or 137934 counting only the distinct ones).

The product of its digits is 201600, while the sum is 40.

The square root of 55683724 is about 7462.1527724913. The cubic root of 55683724 is about 381.8646213081.

The spelling of 55683724 in words is "fifty-five million, six hundred eighty-three thousand, seven hundred twenty-four".