33722372 has 12 divisors (see below), whose sum is σ = 59069136. Its totient is φ = 16845480.

The previous prime is 33722357. The next prime is 33722383. The reversal of 33722372 is 27322733.

It is a super-2 number, since 2×33722372² = 2274396746612768, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1847 + ... + 8417.

It is an arithmetic number, because the mean of its divisors is an integer number (4922428).

Almost surely, 2^33722372 is an apocalyptic number.

It is an amenable number.

33722372 is a deficient number, since it is larger than the sum of its proper divisors (25346764).

33722372 is a wasteful number, since it uses less digits than its factorization.

33722372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7858 (or 7856 counting only the distinct ones).

The product of its digits is 10584, while the sum is 29.

The square root of 33722372 is about 5807.0966928406. The cubic root of 33722372 is about 323.0769976219.

The spelling of 33722372 in words is "thirty-three million, seven hundred twenty-two thousand, three hundred seventy-two".