33212230 has 32 divisors (see below), whose sum is σ = 62783424. Its totient is φ = 12625536.

The previous prime is 33212189. The next prime is 33212261. The reversal of 33212230 is 3221233.

It is a super-2 number, since 2×33212230² = 2206104443145800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44944 + ... + 45676.

It is an arithmetic number, because the mean of its divisors is an integer number (1961982).

Almost surely, 2^33212230 is an apocalyptic number.

33212230 is a deficient number, since it is larger than the sum of its proper divisors (29571194).

33212230 is a wasteful number, since it uses less digits than its factorization.

33212230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 33212230 is about 5763.0052923800. The cubic root of 33212230 is about 321.4395753082.

Adding to 33212230 its reverse (3221233), we get a palindrome (36433463).

The spelling of 33212230 in words is "thirty-three million, two hundred twelve thousand, two hundred thirty".