33890196 has 24 divisors (see below), whose sum is σ = 80760960. Its totient is φ = 11056192.

The previous prime is 33890191. The next prime is 33890203. The reversal of 33890196 is 69109833.

It is a super-2 number, since 2×33890196² = 2297090769836832, which contains 22 as substring.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33890191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29481 + ... + 30608.

It is an arithmetic number, because the mean of its divisors is an integer number (3365040).

Almost surely, 2^33890196 is an apocalyptic number.

It is an amenable number.

33890196 is an abundant number, since it is smaller than the sum of its proper divisors (46870764).

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

33890196 is a wasteful number, since it uses less digits than its factorization.

33890196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60143 (or 60141 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 33890196 is about 5821.5286652219. The cubic root of 33890196 is about 323.6120566362.

The spelling of 33890196 in words is "thirty-three million, eight hundred ninety thousand, one hundred ninety-six".