33113380 has 24 divisors (see below), whose sum is σ = 71019648. Its totient is φ = 12963168.

The previous prime is 33113359. The next prime is 33113413. The reversal of 33113380 is 8331133.

33113380 = T₁₁₅ + T₁₁₆ + ... + T₅₈₄.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16674 + ... + 18553.

It is an arithmetic number, because the mean of its divisors is an integer number (2959152).

Almost surely, 2^33113380 is an apocalyptic number.

It is an amenable number.

33113380 is an abundant number, since it is smaller than the sum of its proper divisors (37906268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33113380 is a wasteful number, since it uses less digits than its factorization.

33113380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35283 (or 35281 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 33113380 is about 5754.4226469734. The cubic root of 33113380 is about 321.1203567786.

The spelling of 33113380 in words is "thirty-three million, one hundred thirteen thousand, three hundred eighty".