508361 has 4 divisors (see below), whose sum is σ = 580992. Its totient is φ = 435732.

The previous prime is 508349. The next prime is 508363. The reversal of 508361 is 163805.

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.

It is a cyclic number.

It is not a de Polignac number, because 508361 - 2⁶ = 508297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (508363) 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, 36305 + ... + 36318.

It is an arithmetic number, because the mean of its divisors is an integer number (145248).

2⁵⁰⁸³⁶¹ is an apocalyptic number.

It is an amenable number.

508361 is a deficient number, since it is larger than the sum of its proper divisors (72631).

508361 is an equidigital number, since it uses as much as digits as its factorization.

508361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72630.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 508361 is about 712.9943898798. The cubic root of 508361 is about 79.8100179424.

The spelling of 508361 in words is "five hundred eight thousand, three hundred sixty-one".