33213022 has 8 divisors (see below), whose sum is σ = 50450400. Its totient is φ = 16396224.

The previous prime is 33213017. The next prime is 33213049. The reversal of 33213022 is 22031233.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×33213022² = 2206209660744968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33212987 and 33213005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104947 + ... + 105262.

It is an arithmetic number, because the mean of its divisors is an integer number (6306300).

Almost surely, 2^33213022 is an apocalyptic number.

33213022 is a deficient number, since it is larger than the sum of its proper divisors (17237378).

33213022 is a wasteful number, since it uses less digits than its factorization.

33213022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210290.

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

The square root of 33213022 is about 5763.0740061186. The cubic root of 33213022 is about 321.4421303722.

Adding to 33213022 its reverse (22031233), we get a palindrome (55244255).

The spelling of 33213022 in words is "thirty-three million, two hundred thirteen thousand, twenty-two".