33105490 has 32 divisors (see below), whose sum is σ = 66121920. Its totient is φ = 11832000.

The previous prime is 33105481. The next prime is 33105509. The reversal of 33105490 is 9450133.

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 15 ways as a sum of consecutive naturals, for example, 3940 + ... + 9040.

It is an arithmetic number, because the mean of its divisors is an integer number (2066310).

Almost surely, 2^33105490 is an apocalyptic number.

33105490 is a deficient number, since it is larger than the sum of its proper divisors (33016430).

33105490 is a wasteful number, since it uses less digits than its factorization.

33105490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5178.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 33105490 is about 5753.7370464768. The cubic root of 33105490 is about 321.0948500613.

The spelling of 33105490 in words is "thirty-three million, one hundred five thousand, four hundred ninety".