368631 has 24 divisors (see below), whose sum is σ = 580944. Its totient is φ = 233280.

The previous prime is 368609. The next prime is 368633. The reversal of 368631 is 136863.

It is not a de Polignac number, because 368631 - 2¹³ = 360439 is a prime.

It is a super-2 number, since 2×368631² = 271777628322, which contains 22 as substring.

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

Its product of digits (2592) is a multiple of the sum of its prime divisors (81).

It is a nialpdrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 368595 and 368604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (368633) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8971 + ... + 9011.

It is an arithmetic number, because the mean of its divisors is an integer number (24206).

2³⁶⁸⁶³¹ is an apocalyptic number.

368631 is a deficient number, since it is larger than the sum of its proper divisors (212313).

368631 is an equidigital number, since it uses as much as digits as its factorization.

368631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93 (or 81 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 368631 is about 607.1498991188. The cubic root of 368631 is about 71.7018924239.

It can be divided in two parts, 36863 and 1, that added together give a square (36864 = 192²).

The spelling of 368631 in words is "three hundred sixty-eight thousand, six hundred thirty-one".