33969 has 12 divisors (see below), whose sum is σ = 49776. Its totient is φ = 20592.

The previous prime is 33967. The next prime is 33997. The reversal of 33969 is 96933.

It is not a de Polignac number, because 33969 - 2¹ = 33967 is a prime.

It is a super-2 number, since 2×33969² = 2307785922, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (33961) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 474 + ... + 540.

It is an arithmetic number, because the mean of its divisors is an integer number (4148).

2³³⁹⁶⁹ is an apocalyptic number.

33969 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

It is an amenable number.

33969 is a deficient number, since it is larger than the sum of its proper divisors (15807).

33969 is a wasteful number, since it uses less digits than its factorization.

33969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96 (or 83 counting only the distinct ones).

The product of its digits is 4374, while the sum is 30.

The square root of 33969 is about 184.3068094239. The cubic root of 33969 is about 32.3862691399.

The spelling of 33969 in words is "thirty-three thousand, nine hundred sixty-nine".