55313372 has 24 divisors (see below), whose sum is σ = 99877680. Its totient is φ = 26784000.

The previous prime is 55313303. The next prime is 55313381. The reversal of 55313372 is 27331355.

It is a congruent number.

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, 36404 + ... + 37892.

It is an arithmetic number, because the mean of its divisors is an integer number (4161570).

Almost surely, 2^55313372 is an apocalyptic number.

It is an amenable number.

55313372 is a deficient number, since it is larger than the sum of its proper divisors (44564308).

55313372 is a wasteful number, since it uses less digits than its factorization.

55313372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1781 (or 1779 counting only the distinct ones).

The product of its digits is 9450, while the sum is 29.

The square root of 55313372 is about 7437.2960140094. The cubic root of 55313372 is about 381.0161446074.

The spelling of 55313372 in words is "fifty-five million, three hundred thirteen thousand, three hundred seventy-two".