572673823 has 4 divisors (see below), whose sum is σ = 572780680. Its totient is φ = 572566968.

The previous prime is 572673799. The next prime is 572673833. The reversal of 572673823 is 328376275.

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 572673823 - 2¹³ = 572665631 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 572673823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (572673833) 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, 44940 + ... + 56257.

It is an arithmetic number, because the mean of its divisors is an integer number (143195170).

Almost surely, 2^572673823 is an apocalyptic number.

572673823 is a deficient number, since it is larger than the sum of its proper divisors (106857).

572673823 is a wasteful number, since it uses less digits than its factorization.

572673823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106856.

The product of its digits is 423360, while the sum is 43.

The square root of 572673823 is about 23930.6043174843. The cubic root of 572673823 is about 830.4288793326.

The spelling of 572673823 in words is "five hundred seventy-two million, six hundred seventy-three thousand, eight hundred twenty-three".