33166372 has 24 divisors (see below), whose sum is σ = 60903360. Its totient is φ = 15781920.

The previous prime is 33166369. The next prime is 33166379. The reversal of 33166372 is 27366133.

It is a super-2 number, since 2×33166372² = 2200016463284768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33166379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6223 + ... + 10249.

It is an arithmetic number, because the mean of its divisors is an integer number (2537640).

Almost surely, 2^33166372 is an apocalyptic number.

It is an amenable number.

33166372 is a deficient number, since it is larger than the sum of its proper divisors (27736988).

33166372 is a wasteful number, since it uses less digits than its factorization.

33166372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4131 (or 4129 counting only the distinct ones).

The product of its digits is 13608, while the sum is 31.

The square root of 33166372 is about 5759.0252647475. The cubic root of 33166372 is about 321.2915639116.

The spelling of 33166372 in words is "thirty-three million, one hundred sixty-six thousand, three hundred seventy-two".