33136916 has 6 divisors (see below), whose sum is σ = 57989610. Its totient is φ = 16568456.

The previous prime is 33136903. The next prime is 33136921. The reversal of 33136916 is 61963133.

It can be written as a sum of positive squares in only one way, i.e., 31584400 + 1552516 = 5620^2 + 1246^2 .

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, 4142111 + ... + 4142118.

It is an arithmetic number, because the mean of its divisors is an integer number (9664935).

Almost surely, 2^33136916 is an apocalyptic number.

It is an amenable number.

33136916 is a deficient number, since it is larger than the sum of its proper divisors (24852694).

33136916 is a wasteful number, since it uses less digits than its factorization.

33136916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8284233 (or 8284231 counting only the distinct ones).

The product of its digits is 8748, while the sum is 32.

The square root of 33136916 is about 5756.4673194590. The cubic root of 33136916 is about 321.1964196751.

The spelling of 33136916 in words is "thirty-three million, one hundred thirty-six thousand, nine hundred sixteen".