33264532 has 72 divisors (see below), whose sum is σ = 72624384. Its totient is φ = 13261248.

The previous prime is 33264527. The next prime is 33264533. The reversal of 33264532 is 23546233.

It is a super-2 number, since 2×33264532² = 2213058178358048, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 33264532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33264533) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 211798 + ... + 211954.

It is an arithmetic number, because the mean of its divisors is an integer number (1008672).

Almost surely, 2^33264532 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33264532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36312192).

33264532 is an abundant number, since it is smaller than the sum of its proper divisors (39359852).

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

33264532 is a wasteful number, since it uses less digits than its factorization.

33264532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245 (or 236 counting only the distinct ones).

The product of its digits is 12960, while the sum is 28.

The square root of 33264532 is about 5767.5412438924. The cubic root of 33264532 is about 321.6082191616.

The spelling of 33264532 in words is "thirty-three million, two hundred sixty-four thousand, five hundred thirty-two".