33227436 has 48 divisors (see below), whose sum is σ = 85051008. Its totient is φ = 10012800.

The previous prime is 33227357. The next prime is 33227477. The reversal of 33227436 is 63472233.

It is a super-2 number, since 2×33227436² = 2208125006268192, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27256 + ... + 28448.

It is an arithmetic number, because the mean of its divisors is an integer number (1771896).

Almost surely, 2^33227436 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 33227436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42525504).

33227436 is an abundant number, since it is smaller than the sum of its proper divisors (51823572).

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

33227436 is a wasteful number, since it uses less digits than its factorization.

33227436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1422 (or 1420 counting only the distinct ones).

The product of its digits is 18144, while the sum is 30.

The square root of 33227436 is about 5764.3244183512. The cubic root of 33227436 is about 321.4886241517.

Adding to 33227436 its reverse (63472233), we get a palindrome (96699669).

The spelling of 33227436 in words is "thirty-three million, two hundred twenty-seven thousand, four hundred thirty-six".