33113828 has 36 divisors (see below), whose sum is σ = 65780736. Its totient is φ = 14559600.

The previous prime is 33113819. The next prime is 33113833. The reversal of 33113828 is 82831133.

It is a self number, because there is not a number n which added to its sum of digits gives 33113828.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13901 + ... + 16107.

Almost surely, 2^33113828 is an apocalyptic number.

It is an amenable number.

33113828 is a deficient number, since it is larger than the sum of its proper divisors (32666908).

33113828 is a wasteful number, since it uses less digits than its factorization.

33113828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2264 (or 2251 counting only the distinct ones).

The product of its digits is 3456, while the sum is 29.

The square root of 33113828 is about 5754.4615734228. The cubic root of 33113828 is about 321.1218049472.

The spelling of 33113828 in words is "thirty-three million, one hundred thirteen thousand, eight hundred twenty-eight".