33230218 has 16 divisors (see below), whose sum is σ = 58506624. Its totient is φ = 13856400.

The previous prime is 33230167. The next prime is 33230237. The reversal of 33230218 is 81203233.

It is a happy number.

It is a super-2 number, since 2×33230218² = 2208494776655048, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31558 + ... + 32593.

It is an arithmetic number, because the mean of its divisors is an integer number (3656664).

Almost surely, 2^33230218 is an apocalyptic number.

33230218 is a deficient number, since it is larger than the sum of its proper divisors (25276406).

33230218 is a wasteful number, since it uses less digits than its factorization.

33230218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64197.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 33230218 is about 5764.5657251869. The cubic root of 33230218 is about 321.4975962192.

The spelling of 33230218 in words is "thirty-three million, two hundred thirty thousand, two hundred eighteen".