33076913 has 4 divisors (see below), whose sum is σ = 33219108. Its totient is φ = 32934720.

The previous prime is 33076909. The next prime is 33076931. The reversal of 33076913 is 31967033.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8196769 + 24880144 = 2863^2 + 4988^2 .

It is a cyclic number.

It is not a de Polignac number, because 33076913 - 2² = 33076909 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33076913.

It is not an unprimeable number, because it can be changed into a prime (33076963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70748 + ... + 71213.

It is an arithmetic number, because the mean of its divisors is an integer number (8304777).

Almost surely, 2^33076913 is an apocalyptic number.

It is an amenable number.

33076913 is a deficient number, since it is larger than the sum of its proper divisors (142195).

33076913 is a wasteful number, since it uses less digits than its factorization.

33076913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142194.

The product of its (nonzero) digits is 10206, while the sum is 32.

The square root of 33076913 is about 5751.2531677887. The cubic root of 33076913 is about 321.0024326702.

The spelling of 33076913 in words is "thirty-three million, seventy-six thousand, nine hundred thirteen".