55515352 has 32 divisors (see below), whose sum is σ = 106423200. Its totient is φ = 27143424.

The previous prime is 55515293. The next prime is 55515373. The reversal of 55515352 is 25351555.

It is a happy number.

55515352 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, 72958 + ... + 73714.

It is an arithmetic number, because the mean of its divisors is an integer number (3325725).

Almost surely, 2^55515352 is an apocalyptic number.

It is an amenable number.

55515352 is a deficient number, since it is larger than the sum of its proper divisors (50907848).

55515352 is a wasteful number, since it uses less digits than its factorization.

55515352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955 (or 951 counting only the distinct ones).

The product of its digits is 18750, while the sum is 31.

The square root of 55515352 is about 7450.8625004089. The cubic root of 55515352 is about 381.4793488074.

The spelling of 55515352 in words is "fifty-five million, five hundred fifteen thousand, three hundred fifty-two".