33875172 has 42 divisors (see below), whose sum is σ = 88889318. Its totient is φ = 11290752.

The previous prime is 33875123. The next prime is 33875197. The reversal of 33875172 is 27157833.

It can be written as a sum of positive squares in only one way, i.e., 26873856 + 7001316 = 5184^2 + 2646^2 .

It is a super-2 number, since 2×33875172² = 2295054556059168, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 2893 + ... + 8724.

Almost surely, 2^33875172 is an apocalyptic number.

It is an amenable number.

33875172 is an abundant number, since it is smaller than the sum of its proper divisors (55014146).

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

33875172 is a wasteful number, since it uses less digits than its factorization.

33875172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11639 (or 11622 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 33875172 is about 5820.2381394579. The cubic root of 33875172 is about 323.5642289776.

The spelling of 33875172 in words is "thirty-three million, eight hundred seventy-five thousand, one hundred seventy-two".