33856222 has 8 divisors (see below), whose sum is σ = 51965496. Its totient is φ = 16534392.

The previous prime is 33856219. The next prime is 33856237. The reversal of 33856222 is 22265833.

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

It is a super-2 number, since 2×33856222² = 2292487536226568, 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 3 ways as a sum of consecutive naturals, for example, 196753 + ... + 196924.

It is an arithmetic number, because the mean of its divisors is an integer number (6495687).

Almost surely, 2^33856222 is an apocalyptic number.

33856222 is a deficient number, since it is larger than the sum of its proper divisors (18109274).

33856222 is a wasteful number, since it uses less digits than its factorization.

33856222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393722.

The product of its digits is 17280, while the sum is 31.

The square root of 33856222 is about 5818.6099714623. The cubic root of 33856222 is about 323.5038830519.

The spelling of 33856222 in words is "thirty-three million, eight hundred fifty-six thousand, two hundred twenty-two".