33664134 has 32 divisors (see below), whose sum is σ = 80294400. Its totient is φ = 9199872.

The previous prime is 33664129. The next prime is 33664139. The reversal of 33664134 is 43146633.

It is an interprime number because it is at equal distance from previous prime (33664129) and next prime (33664139).

It is a super-2 number, since 2×33664134² = 2266547835939912, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33664139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16459 + ... + 18390.

It is an arithmetic number, because the mean of its divisors is an integer number (2509200).

Almost surely, 2^33664134 is an apocalyptic number.

33664134 is an abundant number, since it is smaller than the sum of its proper divisors (46630266).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33664134 is a wasteful number, since it uses less digits than its factorization.

33664134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34884.

The product of its digits is 15552, while the sum is 30.

The square root of 33664134 is about 5802.0801442241. The cubic root of 33664134 is about 322.8909075107.

The spelling of 33664134 in words is "thirty-three million, six hundred sixty-four thousand, one hundred thirty-four".