33222394 has 8 divisors (see below), whose sum is σ = 49897620. Its totient is φ = 16589856.

The previous prime is 33222383. The next prime is 33222407. The reversal of 33222394 is 49322233.

It can be written as a sum of positive squares in 2 ways, for example, as 30107169 + 3115225 = 5487^2 + 1765^2 .

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

It is a super-2 number, since 2×33222394² = 2207454926182472, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8649 + ... + 11884.

Almost surely, 2^33222394 is an apocalyptic number.

33222394 is a deficient number, since it is larger than the sum of its proper divisors (16675226).

33222394 is a wasteful number, since it uses less digits than its factorization.

33222394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21344.

The product of its digits is 7776, while the sum is 28.

The square root of 33222394 is about 5763.8870564923. The cubic root of 33222394 is about 321.4723622125.

The spelling of 33222394 in words is "thirty-three million, two hundred twenty-two thousand, three hundred ninety-four".