33166226 has 4 divisors (see below), whose sum is σ = 49749342. Its totient is φ = 16583112.

The previous prime is 33166223. The next prime is 33166241. The reversal of 33166226 is 62266133.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 27573001 + 5593225 = 5251^2 + 2365^2 .

It is not an unprimeable number, because it can be changed into a prime (33166223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8291555 + ... + 8291558.

Almost surely, 2^33166226 is an apocalyptic number.

33166226 is a deficient number, since it is larger than the sum of its proper divisors (16583116).

33166226 is a wasteful number, since it uses less digits than its factorization.

33166226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16583115.

The product of its digits is 7776, while the sum is 29.

The square root of 33166226 is about 5759.0125889774. The cubic root of 33166226 is about 321.2910924638.

The spelling of 33166226 in words is "thirty-three million, one hundred sixty-six thousand, two hundred twenty-six".