572923 has 4 divisors (see below), whose sum is σ = 617008. Its totient is φ = 528840.

The previous prime is 572909. The next prime is 572927. The reversal of 572923 is 329275.

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

It is a de Polignac number, because none of the positive numbers 2^k-572923 is a prime.

It is a Duffinian number.

572923 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 572891 and 572900.

It is not an unprimeable number, because it can be changed into a prime (572927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22023 + ... + 22048.

It is an arithmetic number, because the mean of its divisors is an integer number (154252).

2⁵⁷²⁹²³ is an apocalyptic number.

572923 is a deficient number, since it is larger than the sum of its proper divisors (44085).

572923 is a wasteful number, since it uses less digits than its factorization.

572923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44084.

The product of its digits is 3780, while the sum is 28.

The square root of 572923 is about 756.9167721751. The cubic root of 572923 is about 83.0549304936.

The spelling of 572923 in words is "five hundred seventy-two thousand, nine hundred twenty-three".