33325264 has 40 divisors (see below), whose sum is σ = 74909888. Its totient is φ = 14065920.

The previous prime is 33325261. The next prime is 33325267. The reversal of 33325264 is 46252333.

It is an interprime number because it is at equal distance from previous prime (33325261) and next prime (33325267).

It is a super-2 number, since 2×33325264² = 2221146441339392, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33325261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5284 + ... + 9724.

Almost surely, 2^33325264 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 33325264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37454944).

33325264 is an abundant number, since it is smaller than the sum of its proper divisors (41584624).

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

33325264 is a wasteful number, since it uses less digits than its factorization.

33325264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4523 (or 4517 counting only the distinct ones).

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

The square root of 33325264 is about 5772.8038248324. The cubic root of 33325264 is about 321.8038232538.

Adding to 33325264 its reverse (46252333), we get a palindrome (79577597).

The spelling of 33325264 in words is "thirty-three million, three hundred twenty-five thousand, two hundred sixty-four".