31675 has 12 divisors (see below), whose sum is σ = 45136. Its totient is φ = 21600.

The previous prime is 31667. The next prime is 31687. The reversal of 31675 is 57613.

31675 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 31675 - 2³ = 31667 is a prime.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

31675 is strictly pandigital in base 6.

It is a plaindrome in base 13 and base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85 + ... + 265.

2³¹⁶⁷⁵ is an apocalyptic number.

31675 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

31675 is a deficient number, since it is larger than the sum of its proper divisors (13461).

31675 is a wasteful number, since it uses less digits than its factorization.

31675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198 (or 193 counting only the distinct ones).

The product of its digits is 630, while the sum is 22.

The square root of 31675 is about 177.9747173056. The cubic root of 31675 is about 31.6401748272.

The spelling of 31675 in words is "thirty-one thousand, six hundred seventy-five".