33997036 has 24 divisors (see below), whose sum is σ = 63602784. Its totient is φ = 15861120.

The previous prime is 33997031. The next prime is 33997057. The reversal of 33997036 is 63079933.

It is a self number, because there is not a number n which added to its sum of digits gives 33997036.

It is not an unprimeable number, because it can be changed into a prime (33997031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 735 + ... + 8278.

It is an arithmetic number, because the mean of its divisors is an integer number (2650116).

Almost surely, 2^33997036 is an apocalyptic number.

It is an amenable number.

33997036 is a deficient number, since it is larger than the sum of its proper divisors (29605748).

33997036 is a wasteful number, since it uses less digits than its factorization.

33997036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9081 (or 9079 counting only the distinct ones).

The product of its (nonzero) digits is 91854, while the sum is 40.

The square root of 33997036 is about 5830.6977284027. The cubic root of 33997036 is about 323.9517659234.

The spelling of 33997036 in words is "thirty-three million, nine hundred ninety-seven thousand, thirty-six".