508923 has 20 divisors (see below), whose sum is σ = 780208. Its totient is φ = 330480.

The previous prime is 508919. The next prime is 508931. The reversal of 508923 is 329805.

It is not a de Polignac number, because 508923 - 2² = 508919 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (508903) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4890 + ... + 4992.

2⁵⁰⁸⁹²³ is an apocalyptic number.

508923 is a deficient number, since it is larger than the sum of its proper divisors (271285).

508923 is a wasteful number, since it uses less digits than its factorization.

508923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176 (or 167 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 508923 is about 713.3883935137. The cubic root of 508923 is about 79.8394174646.

It can be divided in two parts, 508 and 923, that added together give a triangular number (1431 = T₅₃).

The spelling of 508923 in words is "five hundred eight thousand, nine hundred twenty-three".