33222838 has 16 divisors (see below), whose sum is σ = 55392336. Its totient is φ = 14815840.

The previous prime is 33222829. The next prime is 33222853. The reversal of 33222838 is 83822233.

It is a happy number.

It is a super-2 number, since 2×33222838² = 2207513929548488, 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 7 ways as a sum of consecutive naturals, for example, 13081 + ... + 15412.

It is an arithmetic number, because the mean of its divisors is an integer number (3462021).

Almost surely, 2^33222838 is an apocalyptic number.

33222838 is a deficient number, since it is larger than the sum of its proper divisors (22169498).

33222838 is a wasteful number, since it uses less digits than its factorization.

33222838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28559.

The product of its digits is 13824, while the sum is 31.

The square root of 33222838 is about 5763.9255720386. The cubic root of 33222838 is about 321.4737943097.

The spelling of 33222838 in words is "thirty-three million, two hundred twenty-two thousand, eight hundred thirty-eight".