33122972 has 6 divisors (see below), whose sum is σ = 57965208. Its totient is φ = 16561484.

The previous prime is 33122963. The next prime is 33122977. The reversal of 33122972 is 27922133.

It is a super-2 number, since 2×33122972² = 2194262548225568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33122977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4140368 + ... + 4140375.

It is an arithmetic number, because the mean of its divisors is an integer number (9660868).

Almost surely, 2^33122972 is an apocalyptic number.

It is an amenable number.

33122972 is a deficient number, since it is larger than the sum of its proper divisors (24842236).

33122972 is a wasteful number, since it uses less digits than its factorization.

33122972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8280747 (or 8280745 counting only the distinct ones).

The product of its digits is 4536, while the sum is 29.

The square root of 33122972 is about 5755.2560325323. The cubic root of 33122972 is about 321.1513602491.

The spelling of 33122972 in words is "thirty-three million, one hundred twenty-two thousand, nine hundred seventy-two".