33228836 has 12 divisors (see below), whose sum is σ = 60678912. Its totient is φ = 15892008.

The previous prime is 33228803. The next prime is 33228847. The reversal of 33228836 is 63882233.

It is a super-2 number, since 2×33228836² = 2208311083829792, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33228796 and 33228805.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180500 + ... + 180683.

It is an arithmetic number, because the mean of its divisors is an integer number (5056576).

Almost surely, 2^33228836 is an apocalyptic number.

It is an amenable number.

33228836 is a deficient number, since it is larger than the sum of its proper divisors (27450076).

33228836 is a wasteful number, since it uses less digits than its factorization.

33228836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361210 (or 361208 counting only the distinct ones).

The product of its digits is 41472, while the sum is 35.

The square root of 33228836 is about 5764.4458536793. The cubic root of 33228836 is about 321.4931392735.

The spelling of 33228836 in words is "thirty-three million, two hundred twenty-eight thousand, eight hundred thirty-six".