33312068 has 12 divisors (see below), whose sum is σ = 60306540. Its totient is φ = 16081632.

The previous prime is 33312067. The next prime is 33312127. The reversal of 33312068 is 86021333.

It can be written as a sum of positive squares in 2 ways, for example, as 10291264 + 23020804 = 3208^2 + 4798^2 .

It is a super-2 number, since 2×33312068² = 2219387748873248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33312067) 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 3 ways as a sum of consecutive naturals, for example, 143471 + ... + 143702.

It is an arithmetic number, because the mean of its divisors is an integer number (5025545).

Almost surely, 2^33312068 is an apocalyptic number.

It is an amenable number.

33312068 is a deficient number, since it is larger than the sum of its proper divisors (26994472).

33312068 is a wasteful number, since it uses less digits than its factorization.

33312068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287206 (or 287204 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 33312068 is about 5771.6607661920. The cubic root of 33312068 is about 321.7613421311.

The spelling of 33312068 in words is "thirty-three million, three hundred twelve thousand, sixty-eight".