33975394 has 16 divisors (see below), whose sum is σ = 51896160. Its totient is φ = 16679520.

The previous prime is 33975391. The next prime is 33975419. The reversal of 33975394 is 49357933.

It is a self number, because there is not a number n which added to its sum of digits gives 33975394.

It is not an unprimeable number, because it can be changed into a prime (33975391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28429 + ... + 29599.

It is an arithmetic number, because the mean of its divisors is an integer number (3243510).

Almost surely, 2^33975394 is an apocalyptic number.

33975394 is a deficient number, since it is larger than the sum of its proper divisors (17920766).

33975394 is a wasteful number, since it uses less digits than its factorization.

33975394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1425.

The product of its digits is 306180, while the sum is 43.

The square root of 33975394 is about 5828.8415658688. The cubic root of 33975394 is about 323.8830103968.

The spelling of 33975394 in words is "thirty-three million, nine hundred seventy-five thousand, three hundred ninety-four".