33072808 has 16 divisors (see below), whose sum is σ = 62938080. Its totient is φ = 16289328.

The previous prime is 33072779. The next prime is 33072811. The reversal of 33072808 is 80827033.

It is a self number, because there is not a number n which added to its sum of digits gives 33072808.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 30316 + ... + 31387.

It is an arithmetic number, because the mean of its divisors is an integer number (3933630).

Almost surely, 2^33072808 is an apocalyptic number.

It is an amenable number.

33072808 is a deficient number, since it is larger than the sum of its proper divisors (29865272).

33072808 is a wasteful number, since it uses less digits than its factorization.

33072808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61776 (or 61772 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 33072808 is about 5750.8962779727. The cubic root of 33072808 is about 320.9891528184.

The spelling of 33072808 in words is "thirty-three million, seventy-two thousand, eight hundred eight".