555072372 has 96 divisors (see below), whose sum is σ = 1565101440. Its totient is φ = 169413120.

The previous prime is 555072341. The next prime is 555072433. The reversal of 555072372 is 273270555.

It is a happy number.

555072372 is a `hidden beast` number, since 5 + 550 + 72 + 37 + 2 = 666.

555072372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63847 + ... + 72017.

It is an arithmetic number, because the mean of its divisors is an integer number (16303140).

Almost surely, 2^555072372 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 555072372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (782550720).

555072372 is an abundant number, since it is smaller than the sum of its proper divisors (1010029068).

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

555072372 is a wasteful number, since it uses less digits than its factorization.

555072372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8238 (or 8230 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 36.

The square root of 555072372 is about 23559.9739388650. The cubic root of 555072372 is about 821.8322956930.

The spelling of 555072372 in words is "five hundred fifty-five million, seventy-two thousand, three hundred seventy-two".