572767 has 4 divisors (see below), whose sum is σ = 616840. Its totient is φ = 528696.

The previous prime is 572749. The next prime is 572777. The reversal of 572767 is 767275.

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 572767 - 2⁷ = 572639 is a prime.

It is a Duffinian number.

572767 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (572707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22017 + ... + 22042.

It is an arithmetic number, because the mean of its divisors is an integer number (154210).

2⁵⁷²⁷⁶⁷ is an apocalyptic number.

572767 is a deficient number, since it is larger than the sum of its proper divisors (44073).

572767 is a wasteful number, since it uses less digits than its factorization.

572767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44072.

The product of its digits is 20580, while the sum is 34.

The square root of 572767 is about 756.8137155205. The cubic root of 572767 is about 83.0473915252.

The spelling of 572767 in words is "five hundred seventy-two thousand, seven hundred sixty-seven".