55973070 has 24 divisors (see below), whose sum is σ = 145530216. Its totient is φ = 14926128.

The previous prime is 55973033. The next prime is 55973087. The reversal of 55973070 is 7037955.

55973070 is a `hidden beast` number, since 559 + 7 + 30 + 70 = 666.

55973070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

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 11 ways as a sum of consecutive naturals, for example, 310872 + ... + 311051.

It is an arithmetic number, because the mean of its divisors is an integer number (6063759).

Almost surely, 2^55973070 is an apocalyptic number.

55973070 is an abundant number, since it is smaller than the sum of its proper divisors (89557146).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55973070 is a wasteful number, since it uses less digits than its factorization.

55973070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621936 (or 621933 counting only the distinct ones).

The product of its (nonzero) digits is 33075, while the sum is 36.

The square root of 55973070 is about 7481.5152208627. The cubic root of 55973070 is about 382.5248990584.

The spelling of 55973070 in words is "fifty-five million, nine hundred seventy-three thousand, seventy".