33972386 has 12 divisors (see below), whose sum is σ = 59278518. Its totient is φ = 14559552.

The previous prime is 33972371. The next prime is 33972397. The reversal of 33972386 is 68327933.

It can be written as a sum of positive squares in only one way, i.e., 26327161 + 7645225 = 5131^2 + 2765^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 173231 + ... + 173426.

Almost surely, 2^33972386 is an apocalyptic number.

33972386 is a deficient number, since it is larger than the sum of its proper divisors (25306132).

33972386 is a wasteful number, since it uses less digits than its factorization.

33972386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346673 (or 346666 counting only the distinct ones).

The product of its digits is 163296, while the sum is 41.

The square root of 33972386 is about 5828.5835329006. The cubic root of 33972386 is about 323.8734518239.

The spelling of 33972386 in words is "thirty-three million, nine hundred seventy-two thousand, three hundred eighty-six".