122790866 has 8 divisors (see below), whose sum is σ = 200930544. Its totient is φ = 55814020.

The previous prime is 122790853. The next prime is 122790893. The reversal of 122790866 is 668097221.

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

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, 2790680 + ... + 2790723.

It is an arithmetic number, because the mean of its divisors is an integer number (25116318).

Almost surely, 2^122790866 is an apocalyptic number.

122790866 is a deficient number, since it is larger than the sum of its proper divisors (78139678).

122790866 is a wasteful number, since it uses less digits than its factorization.

122790866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5581416.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 122790866 is about 11081.1040063705. The cubic root of 122790866 is about 497.0369635152.

The spelling of 122790866 in words is "one hundred twenty-two million, seven hundred ninety thousand, eight hundred sixty-six".