216794966 has 8 divisors (see below), whose sum is σ = 335682624. Its totient is φ = 104900760.

The previous prime is 216794957. The next prime is 216794971. The reversal of 216794966 is 669497612.

216794966 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 1748285 + ... + 1748408.

It is an arithmetic number, because the mean of its divisors is an integer number (41960328).

Almost surely, 2^216794966 is an apocalyptic number.

216794966 is a deficient number, since it is larger than the sum of its proper divisors (118887658).

216794966 is a wasteful number, since it uses less digits than its factorization.

216794966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3496726.

The product of its digits is 979776, while the sum is 50.

The square root of 216794966 is about 14723.9589105648. The cubic root of 216794966 is about 600.7351784495.

The spelling of 216794966 in words is "two hundred sixteen million, seven hundred ninety-four thousand, nine hundred sixty-six".