33273372 has 48 divisors (see below), whose sum is σ = 85744512. Its totient is φ = 9958080.

The previous prime is 33273371. The next prime is 33273379. The reversal of 33273372 is 27337233.

It is a super-2 number, since 2×33273372² = 2214234568500768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33273371) 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, 9438 + ... + 12474.

It is an arithmetic number, because the mean of its divisors is an integer number (1786344).

Almost surely, 2^33273372 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 33273372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42872256).

33273372 is an abundant number, since it is smaller than the sum of its proper divisors (52471140).

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

33273372 is a wasteful number, since it uses less digits than its factorization.

33273372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3138 (or 3136 counting only the distinct ones).

The product of its digits is 15876, while the sum is 30.

The square root of 33273372 is about 5768.3075507466. The cubic root of 33273372 is about 321.6367056073.

The spelling of 33273372 in words is "thirty-three million, two hundred seventy-three thousand, three hundred seventy-two".