33319012 has 12 divisors (see below), whose sum is σ = 58369276. Its totient is φ = 16642080.

The previous prime is 33319009. The next prime is 33319021. The reversal of 33319012 is 21091333.

It can be written as a sum of positive squares in 2 ways, for example, as 31539456 + 1779556 = 5616^2 + 1334^2 .

It is a super-2 number, since 2×33319012² = 2220313121312288, which contains 22 as substring.

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, 562 + ... + 8182.

Almost surely, 2^33319012 is an apocalyptic number.

It is an amenable number.

33319012 is a deficient number, since it is larger than the sum of its proper divisors (25050264).

33319012 is a wasteful number, since it uses less digits than its factorization.

33319012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8718 (or 8716 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 22.

The square root of 33319012 is about 5772.2622948026. The cubic root of 33319012 is about 321.7836979485.

The spelling of 33319012 in words is "thirty-three million, three hundred nineteen thousand, twelve".