33452272 has 20 divisors (see below), whose sum is σ = 74073136. Its totient is φ = 14336640.

The previous prime is 33452267. The next prime is 33452273. The reversal of 33452272 is 27225433.

It is a super-2 number, since 2×33452272² = 2238109003923968, which contains 22 as substring.

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

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 33452272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33452273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149229 + ... + 149452.

Almost surely, 2^33452272 is an apocalyptic number.

It is an amenable number.

33452272 is an abundant number, since it is smaller than the sum of its proper divisors (40620864).

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

33452272 is a wasteful number, since it uses less digits than its factorization.

33452272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298696 (or 298690 counting only the distinct ones).

The product of its digits is 10080, while the sum is 28.

The square root of 33452272 is about 5783.7939105746. The cubic root of 33452272 is about 322.2121205623.

The spelling of 33452272 in words is "thirty-three million, four hundred fifty-two thousand, two hundred seventy-two".