33245172 has 36 divisors (see below), whose sum is σ = 84373380. Its totient is φ = 11037312.

The previous prime is 33245167. The next prime is 33245239. The reversal of 33245172 is 27154233.

It can be written as a sum of positive squares in 2 ways, for example, as 5934096 + 27311076 = 2436^2 + 5226^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×33245172² = 2210482922619168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7968 + ... + 11400.

It is an arithmetic number, because the mean of its divisors is an integer number (2343705).

Almost surely, 2^33245172 is an apocalyptic number.

It is an amenable number.

33245172 is an abundant number, since it is smaller than the sum of its proper divisors (51128208).

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

33245172 is a wasteful number, since it uses less digits than its factorization.

33245172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3712 (or 3707 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 33245172 is about 5765.8626414440. The cubic root of 33245172 is about 321.5458149225.

The spelling of 33245172 in words is "thirty-three million, two hundred forty-five thousand, one hundred seventy-two".