33868330 has 16 divisors (see below), whose sum is σ = 61568424. Its totient is φ = 13412800.

The previous prime is 33868319. The next prime is 33868333. The reversal of 33868330 is 3386833.

It can be written as a sum of positive squares in 4 ways, for example, as 33860761 + 7569 = 5819^2 + 87^2 .

It is a super-2 number, since 2×33868330² = 2294127553977800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33868333) 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, 15757 + ... + 17776.

Almost surely, 2^33868330 is an apocalyptic number.

33868330 is a deficient number, since it is larger than the sum of its proper divisors (27700094).

33868330 is a wasteful number, since it uses less digits than its factorization.

33868330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33641.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 33868330 is about 5819.6503331386. The cubic root of 33868330 is about 323.5424433513.

The spelling of 33868330 in words is "thirty-three million, eight hundred sixty-eight thousand, three hundred thirty".