33125172 has 48 divisors (see below), whose sum is σ = 79008384. Its totient is φ = 10800000.

The previous prime is 33125149. The next prime is 33125173. The reversal of 33125172 is 27152133.

It is a hoax number, since the sum of its digits (24) 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 (33125173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182922 + ... + 183102.

It is an arithmetic number, because the mean of its divisors is an integer number (1646008).

Almost surely, 2^33125172 is an apocalyptic number.

It is an amenable number.

33125172 is an abundant number, since it is smaller than the sum of its proper divisors (45883212).

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

33125172 is a wasteful number, since it uses less digits than its factorization.

33125172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440 (or 438 counting only the distinct ones).

The product of its digits is 1260, while the sum is 24.

The square root of 33125172 is about 5755.4471589964. The cubic root of 33125172 is about 321.1584702929.

The spelling of 33125172 in words is "thirty-three million, one hundred twenty-five thousand, one hundred seventy-two".