33222242 has 8 divisors (see below), whose sum is σ = 49975596. Its totient is φ = 16563712.

The previous prime is 33222239. The next prime is 33222253. The reversal of 33222242 is 24222233.

It can be written as a sum of positive squares in 2 ways, for example, as 29691601 + 3530641 = 5449^2 + 1879^2 .

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

It is a super-2 number, since 2×33222242² = 2207434727013128, which contains 22 as substring.

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, 22823 + ... + 24234.

Almost surely, 2^33222242 is an apocalyptic number.

33222242 is a deficient number, since it is larger than the sum of its proper divisors (16753354).

33222242 is a wasteful number, since it uses less digits than its factorization.

33222242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47412.

The product of its digits is 1152, while the sum is 20.

The square root of 33222242 is about 5763.8738709309. The cubic root of 33222242 is about 321.4718719420.

Adding to 33222242 its reverse (24222233), we get a palindrome (57444475).

Subtracting from 33222242 its reverse (24222233), we obtain a palindrome (9000009).

The spelling of 33222242 in words is "thirty-three million, two hundred twenty-two thousand, two hundred forty-two".