33485173 has 4 divisors (see below), whose sum is σ = 33943948. Its totient is φ = 33026400.

The previous prime is 33485167. The next prime is 33485183. The reversal of 33485173 is 37158433.

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 25633969 + 7851204 = 5063^2 + 2802^2 .

It is a cyclic number.

It is not a de Polignac number, because 33485173 - 2⁵ = 33485141 is a prime.

It is a super-2 number, since 2×33485173² = 2242513621679858, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33485113) 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, 229278 + ... + 229423.

It is an arithmetic number, because the mean of its divisors is an integer number (8485987).

Almost surely, 2^33485173 is an apocalyptic number.

It is an amenable number.

33485173 is a deficient number, since it is larger than the sum of its proper divisors (458775).

33485173 is an equidigital number, since it uses as much as digits as its factorization.

33485173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458774.

The product of its digits is 30240, while the sum is 34.

The square root of 33485173 is about 5786.6374519232. The cubic root of 33485173 is about 322.3177200406.

The spelling of 33485173 in words is "thirty-three million, four hundred eighty-five thousand, one hundred seventy-three".