33122666 has 8 divisors (see below), whose sum is σ = 49783140. Its totient is φ = 16528288.

The previous prime is 33122653. The next prime is 33122671. The reversal of 33122666 is 66622133.

33122666 = 25⁴ + 26⁴ + ... + 44⁴.

It can be written as a sum of positive squares in 2 ways, for example, as 31866025 + 1256641 = 5645^2 + 1121^2 .

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

It is a super-2 number, since 2×33122666² = 2194222005895112, 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, 15251 + ... + 17286.

Almost surely, 2^33122666 is an apocalyptic number.

33122666 is a deficient number, since it is larger than the sum of its proper divisors (16660474).

33122666 is a wasteful number, since it uses less digits than its factorization.

33122666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33048.

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

The square root of 33122666 is about 5755.2294480759. The cubic root of 33122666 is about 321.1503712817.

Adding to 33122666 its reverse (66622133), we get a palindrome (99744799).

The spelling of 33122666 in words is "thirty-three million, one hundred twenty-two thousand, six hundred sixty-six".