818476966 has 16 divisors (see below), whose sum is σ = 1238425200. Its totient is φ = 405679840.

The previous prime is 818476961. The next prime is 818476999. The reversal of 818476966 is 669674818.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (818476961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163521 + ... + 168451.

It is an arithmetic number, because the mean of its divisors is an integer number (77401575).

Almost surely, 2^818476966 is an apocalyptic number.

818476966 is a deficient number, since it is larger than the sum of its proper divisors (419948234).

818476966 is a wasteful number, since it uses less digits than its factorization.

818476966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5639.

The product of its digits is 3483648, while the sum is 55.

The square root of 818476966 is about 28609.0364395587. The cubic root of 818476966 is about 935.4103133973.

The spelling of 818476966 in words is "eight hundred eighteen million, four hundred seventy-six thousand, nine hundred sixty-six".