55372372 has 24 divisors (see below), whose sum is σ = 105910560. Its totient is φ = 25121760.

The previous prime is 55372367. The next prime is 55372391. The reversal of 55372372 is 27327355.

55372372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34279 + ... + 35857.

It is an arithmetic number, because the mean of its divisors is an integer number (4412940).

Almost surely, 2^55372372 is an apocalyptic number.

It is an amenable number.

55372372 is a deficient number, since it is larger than the sum of its proper divisors (50538188).

55372372 is a wasteful number, since it uses less digits than its factorization.

55372372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2391 (or 2389 counting only the distinct ones).

The product of its digits is 44100, while the sum is 34.

The square root of 55372372 is about 7441.2614522002. The cubic root of 55372372 is about 381.1515667408.

The spelling of 55372372 in words is "fifty-five million, three hundred seventy-two thousand, three hundred seventy-two".