33225432 has 48 divisors (see below), whose sum is σ = 86865240. Its totient is φ = 10589568.

The previous prime is 33225427. The next prime is 33225461. The reversal of 33225432 is 23452233.

It is a super-2 number, since 2×33225432² = 2207858663173248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11388 + ... + 14004.

Almost surely, 2^33225432 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 33225432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43432620).

33225432 is an abundant number, since it is smaller than the sum of its proper divisors (53639808).

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

33225432 is a wasteful number, since it uses less digits than its factorization.

33225432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2672 (or 2645 counting only the distinct ones).

The product of its digits is 4320, while the sum is 24.

The square root of 33225432 is about 5764.1505879010. The cubic root of 33225432 is about 321.4821608568.

Adding to 33225432 its reverse (23452233), we get a palindrome (56677665).

The spelling of 33225432 in words is "thirty-three million, two hundred twenty-five thousand, four hundred thirty-two".