33338866 has 16 divisors (see below), whose sum is σ = 55170720. Its totient is φ = 14982880.

The previous prime is 33338861. The next prime is 33338867. The reversal of 33338866 is 66883333.

It is a happy number.

It is a super-2 number, since 2×33338866² = 2222959972331912, which contains 22 as substring.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (33338861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6556 + ... + 10471.

It is an arithmetic number, because the mean of its divisors is an integer number (3448170).

Almost surely, 2^33338866 is an apocalyptic number.

33338866 is a deficient number, since it is larger than the sum of its proper divisors (21831854).

33338866 is a wasteful number, since it uses less digits than its factorization.

33338866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17129.

The product of its digits is 186624, while the sum is 40.

The square root of 33338866 is about 5773.9818150043. The cubic root of 33338866 is about 321.8475996533.

The spelling of 33338866 in words is "thirty-three million, three hundred thirty-eight thousand, eight hundred sixty-six".