572765 has 4 divisors (see below), whose sum is σ = 687324. Its totient is φ = 458208.

The previous prime is 572749. The next prime is 572777. The reversal of 572765 is 567275.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 106276 + 466489 = 326^2 + 683^2 .

It is a cyclic number.

It is not a de Polignac number, because 572765 - 2⁴ = 572749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 572765.

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, 57272 + ... + 57281.

It is an arithmetic number, because the mean of its divisors is an integer number (171831).

2⁵⁷²⁷⁶⁵ is an apocalyptic number.

It is an amenable number.

572765 is a deficient number, since it is larger than the sum of its proper divisors (114559).

572765 is a wasteful number, since it uses less digits than its factorization.

572765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114558.

The product of its digits is 14700, while the sum is 32.

The square root of 572765 is about 756.8123941903. The cubic root of 572765 is about 83.0472948628.

It can be divided in two parts, 572 and 765, that multiplied together give a triangular number (437580 = T₉₃₅).

The spelling of 572765 in words is "five hundred seventy-two thousand, seven hundred sixty-five".