33061228 has 12 divisors (see below), whose sum is σ = 58014880. Its totient is φ = 16485552.

The previous prime is 33061213. The next prime is 33061229. The reversal of 33061228 is 82216033.

It is not an unprimeable number, because it can be changed into a prime (33061229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9588 + ... + 12571.

Almost surely, 2^33061228 is an apocalyptic number.

It is an amenable number.

33061228 is a deficient number, since it is larger than the sum of its proper divisors (24953652).

33061228 is a wasteful number, since it uses less digits than its factorization.

33061228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22536 (or 22534 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 33061228 is about 5749.8893902405. The cubic root of 33061228 is about 320.9516850967.

The spelling of 33061228 in words is "thirty-three million, sixty-one thousand, two hundred twenty-eight".