923573 has 4 divisors (see below), whose sum is σ = 1055520. Its totient is φ = 791628.

The previous prime is 923567. The next prime is 923579. The reversal of 923573 is 375329.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 375329 = 79 ⋅4751.

It is an interprime number because it is at equal distance from previous prime (923567) and next prime (923579).

It is a cyclic number.

It is not a de Polignac number, because 923573 - 2⁶ = 923509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (923579) 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, 65963 + ... + 65976.

It is an arithmetic number, because the mean of its divisors is an integer number (263880).

2⁹²³⁵⁷³ is an apocalyptic number.

It is an amenable number.

923573 is a deficient number, since it is larger than the sum of its proper divisors (131947).

923573 is a wasteful number, since it uses less digits than its factorization.

923573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131946.

The product of its digits is 5670, while the sum is 29.

The square root of 923573 is about 961.0270547701. The cubic root of 923573 is about 97.3846279431.

The spelling of 923573 in words is "nine hundred twenty-three thousand, five hundred seventy-three".