33998105 has 4 divisors (see below), whose sum is σ = 40797732. Its totient is φ = 27198480.

The previous prime is 33998093. The next prime is 33998123. The reversal of 33998105 is 50189933.

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 23396569 + 10601536 = 4837^2 + 3256^2 .

It is not a de Polignac number, because 33998105 - 2⁸ = 33997849 is a prime.

It is a super-2 number, since 2×33998105² = 2311742287182050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3399806 + ... + 3399815.

It is an arithmetic number, because the mean of its divisors is an integer number (10199433).

Almost surely, 2^33998105 is an apocalyptic number.

It is an amenable number.

33998105 is a deficient number, since it is larger than the sum of its proper divisors (6799627).

33998105 is an equidigital number, since it uses as much as digits as its factorization.

33998105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6799626.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 33998105 is about 5830.7893976716. The cubic root of 33998105 is about 323.9551613254.

The spelling of 33998105 in words is "thirty-three million, nine hundred ninety-eight thousand, one hundred five".