572729382 has 48 divisors (see below), whose sum is σ = 1267746480. Its totient is φ = 186826176.

The previous prime is 572729359. The next prime is 572729411. The reversal of 572729382 is 283927275.

572729382 is a `hidden beast` number, since 572 + 72 + 9 + 3 + 8 + 2 = 666.

It is a super-2 number, since 2×572729382² = 656037890012203848, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 161088 + ... + 164604.

It is an arithmetic number, because the mean of its divisors is an integer number (26411385).

Almost surely, 2^572729382 is an apocalyptic number.

572729382 is an abundant number, since it is smaller than the sum of its proper divisors (695017098).

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

572729382 is a wasteful number, since it uses less digits than its factorization.

572729382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3717 (or 3714 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The square root of 572729382 is about 23931.7651250383. The cubic root of 572729382 is about 830.4557336572.

The spelling of 572729382 in words is "five hundred seventy-two million, seven hundred twenty-nine thousand, three hundred eighty-two".