572284969 has 4 divisors (see below), whose sum is σ = 574784260. Its totient is φ = 569785680.

The previous prime is 572284967. The next prime is 572285009. The reversal of 572284969 is 969482275.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 432099369 + 140185600 = 20787^2 + 11840^2 .

It is a cyclic number.

It is not a de Polignac number, because 572284969 - 2¹ = 572284967 is a prime.

It is a super-2 number, since 2×572284969² = 655020171486661922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (572284967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1249302 + ... + 1249759.

It is an arithmetic number, because the mean of its divisors is an integer number (143696065).

Almost surely, 2^572284969 is an apocalyptic number.

It is an amenable number.

572284969 is a deficient number, since it is larger than the sum of its proper divisors (2499291).

572284969 is a wasteful number, since it uses less digits than its factorization.

572284969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2499290.

The product of its digits is 2177280, while the sum is 52.

The square root of 572284969 is about 23922.4783206088. The cubic root of 572284969 is about 830.2408789421.

The spelling of 572284969 in words is "five hundred seventy-two million, two hundred eighty-four thousand, nine hundred sixty-nine".