553257072 has 60 divisors (see below), whose sum is σ = 1569591504. Its totient is φ = 181889280.

The previous prime is 553257053. The next prime is 553257083. The reversal of 553257072 is 270752355.

It is a happy number.

553257072 is a `hidden beast` number, since 5 + 532 + 57 + 0 + 72 = 666.

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 pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15804 + ... + 36827.

Almost surely, 2^553257072 is an apocalyptic number.

It is an amenable number.

553257072 is an abundant number, since it is smaller than the sum of its proper divisors (1016334432).

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

553257072 is a wasteful number, since it uses less digits than its factorization.

553257072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52718 (or 52709 counting only the distinct ones).

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

The square root of 553257072 is about 23521.4173042357. The cubic root of 553257072 is about 820.9354147727.

The spelling of 553257072 in words is "five hundred fifty-three million, two hundred fifty-seven thousand, seventy-two".