33940899 has 6 divisors (see below), whose sum is σ = 49025756. Its totient is φ = 22627260.

The previous prime is 33940883. The next prime is 33940901. The reversal of 33940899 is 99804933.

It is not a de Polignac number, because 33940899 - 2⁴ = 33940883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33940199) 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, 1885597 + ... + 1885614.

Almost surely, 2^33940899 is an apocalyptic number.

33940899 is a deficient number, since it is larger than the sum of its proper divisors (15084857).

33940899 is a wasteful number, since it uses less digits than its factorization.

33940899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3771217 (or 3771214 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The square root of 33940899 is about 5825.8818216644. The cubic root of 33940899 is about 323.7733611642.

The spelling of 33940899 in words is "thirty-three million, nine hundred forty thousand, eight hundred ninety-nine".