33273396 has 72 divisors (see below), whose sum is σ = 93461760. Its totient is φ = 10232352.

The previous prime is 33273391. The next prime is 33273467. The reversal of 33273396 is 69337233.

It is a super-2 number, since 2×33273396² = 2214237762745632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 33273396.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33273391) 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, 17341 + ... + 19163.

It is an arithmetic number, because the mean of its divisors is an integer number (1298080).

Almost surely, 2^33273396 is an apocalyptic number.

33273396 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33273396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46730880).

33273396 is an abundant number, since it is smaller than the sum of its proper divisors (60188364).

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

33273396 is a wasteful number, since it uses less digits than its factorization.

33273396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1862 (or 1841 counting only the distinct ones).

The product of its digits is 61236, while the sum is 36.

The square root of 33273396 is about 5768.3096310791. The cubic root of 33273396 is about 321.6367829392.

The spelling of 33273396 in words is "thirty-three million, two hundred seventy-three thousand, three hundred ninety-six".