572839438 has 8 divisors (see below), whose sum is σ = 859854888. Its totient is φ = 286221144.

The previous prime is 572839391. The next prime is 572839447. The reversal of 572839438 is 834938275.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 572839391 and 572839400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95656 + ... + 101467.

It is an arithmetic number, because the mean of its divisors is an integer number (107481861).

Almost surely, 2^572839438 is an apocalyptic number.

572839438 is a deficient number, since it is larger than the sum of its proper divisors (287015450).

572839438 is a wasteful number, since it uses less digits than its factorization.

572839438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198578.

The product of its digits is 1451520, while the sum is 49.

The square root of 572839438 is about 23934.0643853066. The cubic root of 572839438 is about 830.5089238639.

The spelling of 572839438 in words is "five hundred seventy-two million, eight hundred thirty-nine thousand, four hundred thirty-eight".