33986072 has 8 divisors (see below), whose sum is σ = 63723900. Its totient is φ = 16993032.

The previous prime is 33986059. The next prime is 33986081. The reversal of 33986072 is 27068933.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2124122 + ... + 2124137.

Almost surely, 2^33986072 is an apocalyptic number.

It is an amenable number.

33986072 is a deficient number, since it is larger than the sum of its proper divisors (29737828).

33986072 is a wasteful number, since it uses less digits than its factorization.

33986072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4248265 (or 4248261 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 33986072 is about 5829.7574563613. The cubic root of 33986072 is about 323.9169375044.

The spelling of 33986072 in words is "thirty-three million, nine hundred eighty-six thousand, seventy-two".