33396666 has 8 divisors (see below), whose sum is σ = 66793344. Its totient is φ = 11132220.

The previous prime is 33396659. The next prime is 33396679. The reversal of 33396666 is 66669333.

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

33396666 is an admirable number.

It is a super-2 number, since 2×33396666² = 2230674599831112, which contains 22 as substring.

It is a Curzon 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, 2783050 + ... + 2783061.

It is an arithmetic number, because the mean of its divisors is an integer number (8349168).

Almost surely, 2^33396666 is an apocalyptic number.

33396666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33396666 is a wasteful number, since it uses less digits than its factorization.

33396666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5566116.

The product of its digits is 314928, while the sum is 42.

The square root of 33396666 is about 5778.9848589523. The cubic root of 33396666 is about 322.0334893091.

The spelling of 33396666 in words is "thirty-three million, three hundred ninety-six thousand, six hundred sixty-six".