33013804 has 18 divisors (see below), whose sum is σ = 58794764. Its totient is φ = 16220280.

The previous prime is 33013801. The next prime is 33013817. The reversal of 33013804 is 40831033.

It is a super-2 number, since 2×33013804² = 2179822509100832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33013801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12739 + ... + 15109.

Almost surely, 2^33013804 is an apocalyptic number.

It is an amenable number.

33013804 is a deficient number, since it is larger than the sum of its proper divisors (25780960).

33013804 is a wasteful number, since it uses less digits than its factorization.

33013804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2493 (or 2432 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 33013804 is about 5745.7640048996. The cubic root of 33013804 is about 320.7981508093.

Adding to 33013804 its reverse (40831033), we get a palindrome (73844837).

The spelling of 33013804 in words is "thirty-three million, thirteen thousand, eight hundred four".