33364228 has 24 divisors (see below), whose sum is σ = 62249600. Its totient is φ = 15601248.

The previous prime is 33364223. The next prime is 33364271. The reversal of 33364228 is 82246333.

It is a super-2 number, since 2×33364228² = 2226343420071968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33364228.

It is not an unprimeable number, because it can be changed into a prime (33364223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3226 + ... + 8782.

Almost surely, 2^33364228 is an apocalyptic number.

33364228 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

33364228 is a deficient number, since it is larger than the sum of its proper divisors (28885372).

33364228 is a wasteful number, since it uses less digits than its factorization.

33364228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5659 (or 5657 counting only the distinct ones).

The product of its digits is 20736, while the sum is 31.

The square root of 33364228 is about 5776.1776288476. The cubic root of 33364228 is about 321.9291924087.

The spelling of 33364228 in words is "thirty-three million, three hundred sixty-four thousand, two hundred twenty-eight".