572138562 has 16 divisors (see below), whose sum is σ = 1144566432. Its totient is φ = 190664640.

The previous prime is 572138543. The next prime is 572138563. The reversal of 572138562 is 265831275.

It is a self number, because there is not a number n which added to its sum of digits gives 572138562.

It is not an unprimeable number, because it can be changed into a prime (572138563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20362 + ... + 39482.

It is an arithmetic number, because the mean of its divisors is an integer number (71535402).

Almost surely, 2^572138562 is an apocalyptic number.

572138562 is an abundant number, since it is smaller than the sum of its proper divisors (572427870).

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

572138562 is a wasteful number, since it uses less digits than its factorization.

572138562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24113.

The product of its digits is 100800, while the sum is 39.

The square root of 572138562 is about 23919.4180949286. The cubic root of 572138562 is about 830.1700730499.

The spelling of 572138562 in words is "five hundred seventy-two million, one hundred thirty-eight thousand, five hundred sixty-two".