572908442 has 4 divisors (see below), whose sum is σ = 859362666. Its totient is φ = 286454220.

The previous prime is 572908439. The next prime is 572908459. The reversal of 572908442 is 244809275.

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

It can be written as a sum of positive squares in only one way, i.e., 336025561 + 236882881 = 18331^2 + 15391^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 572908442.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143227109 + ... + 143227112.

Almost surely, 2^572908442 is an apocalyptic number.

572908442 is a deficient number, since it is larger than the sum of its proper divisors (286454224).

572908442 is a wasteful number, since it uses less digits than its factorization.

572908442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286454223.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 572908442 is about 23935.5058856085. The cubic root of 572908442 is about 830.5422701113.

The spelling of 572908442 in words is "five hundred seventy-two million, nine hundred eight thousand, four hundred forty-two".