33930330 has 32 divisors (see below), whose sum is σ = 93066624. Its totient is φ = 7755456.

The previous prime is 33930293. The next prime is 33930331. The reversal of 33930330 is 3303933.

It is a self number, because there is not a number n which added to its sum of digits gives 33930330.

It is not an unprimeable number, because it can be changed into a prime (33930331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80577 + ... + 80996.

It is an arithmetic number, because the mean of its divisors is an integer number (2908332).

Almost surely, 2^33930330 is an apocalyptic number.

33930330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33930330 is an abundant number, since it is smaller than the sum of its proper divisors (59136294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33930330 is a wasteful number, since it uses less digits than its factorization.

33930330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161590.

The product of its (nonzero) digits is 2187, while the sum is 24.

The square root of 33930330 is about 5824.9746780565. The cubic root of 33930330 is about 323.7397506234.

The spelling of 33930330 in words is "thirty-three million, nine hundred thirty thousand, three hundred thirty".