29331 has 6 divisors (see below), whose sum is σ = 42380. Its totient is φ = 19548.

The previous prime is 29327. The next prime is 29333. The reversal of 29331 is 13392.

29331 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 29331 - 2² = 29327 is a prime.

It is a super-2 number, since 2×29331² = 1720615122, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 9 and base 14.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 29331.

It is not an unprimeable number, because it can be changed into a prime (29333) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1621 + ... + 1638.

2²⁹³³¹ is an apocalyptic number.

29331 is a deficient number, since it is larger than the sum of its proper divisors (13049).

29331 is a wasteful number, since it uses less digits than its factorization.

29331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3265 (or 3262 counting only the distinct ones).

The product of its digits is 162, while the sum is 18.

The square root of 29331 is about 171.2629557143. The cubic root of 29331 is about 30.8396156341.

It can be divided in two parts, 293 and 31, that added together give a square (324 = 18²).

The spelling of 29331 in words is "twenty-nine thousand, three hundred thirty-one".