572797979 has 4 divisors (see below), whose sum is σ = 616859376. Its totient is φ = 528736584.

The previous prime is 572797933. The next prime is 572797993. The reversal of 572797979 is 979797275.

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

It is a cyclic number.

It is not a de Polignac number, because 572797979 - 2⁸ = 572797723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (572797909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22030679 + ... + 22030704.

It is an arithmetic number, because the mean of its divisors is an integer number (154214844).

Almost surely, 2^572797979 is an apocalyptic number.

572797979 is a deficient number, since it is larger than the sum of its proper divisors (44061397).

572797979 is a wasteful number, since it uses less digits than its factorization.

572797979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44061396.

The product of its digits is 17503290, while the sum is 62.

The square root of 572797979 is about 23933.1982609930. The cubic root of 572797979 is about 830.4888874756.

The spelling of 572797979 in words is "five hundred seventy-two million, seven hundred ninety-seven thousand, nine hundred seventy-nine".