33214216 has 16 divisors (see below), whose sum is σ = 71173440. Its totient is φ = 14234640.

The previous prime is 33214213. The next prime is 33214217. The reversal of 33214216 is 61241233.

It is a super-2 number, since 2×33214216² = 2206368288989312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33214213) 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, 296500 + ... + 296611.

It is an arithmetic number, because the mean of its divisors is an integer number (4448340).

Almost surely, 2^33214216 is an apocalyptic number.

It is an amenable number.

33214216 is an abundant number, since it is smaller than the sum of its proper divisors (37959224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33214216 is a wasteful number, since it uses less digits than its factorization.

33214216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593124 (or 593120 counting only the distinct ones).

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

The square root of 33214216 is about 5763.1775957366. The cubic root of 33214216 is about 321.4459822480.

Adding to 33214216 its reverse (61241233), we get a palindrome (94455449).

The spelling of 33214216 in words is "thirty-three million, two hundred fourteen thousand, two hundred sixteen".