572136730 has 32 divisors (see below), whose sum is σ = 1172320128. Its totient is φ = 199003200.

The previous prime is 572136709. The next prime is 572136739. The reversal of 572136730 is 37631275.

It is not an unprimeable number, because it can be changed into a prime (572136739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110541 + ... + 115600.

It is an arithmetic number, because the mean of its divisors is an integer number (36635004).

Almost surely, 2^572136730 is an apocalyptic number.

572136730 is an abundant number, since it is smaller than the sum of its proper divisors (600183398).

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

572136730 is a wasteful number, since it uses less digits than its factorization.

572136730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226182.

The product of its (nonzero) digits is 26460, while the sum is 34.

The square root of 572136730 is about 23919.3797996520. The cubic root of 572136730 is about 830.1691869748.

The spelling of 572136730 in words is "five hundred seventy-two million, one hundred thirty-six thousand, seven hundred thirty".