33220774 has 8 divisors (see below), whose sum is σ = 49866768. Its totient is φ = 16598520.

The previous prime is 33220753. The next prime is 33220793. The reversal of 33220774 is 47702233.

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

It is a super-2 number, since 2×33220774² = 2207239650318152, 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, 1882 + ... + 8365.

It is an arithmetic number, because the mean of its divisors is an integer number (6233346).

Almost surely, 2^33220774 is an apocalyptic number.

33220774 is a deficient number, since it is larger than the sum of its proper divisors (16645994).

33220774 is a wasteful number, since it uses less digits than its factorization.

33220774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11870.

The product of its (nonzero) digits is 7056, while the sum is 28.

The square root of 33220774 is about 5763.7465246140. The cubic root of 33220774 is about 321.4671368847.

The spelling of 33220774 in words is "thirty-three million, two hundred twenty thousand, seven hundred seventy-four".