676697966 has 16 divisors (see below), whose sum is σ = 1187032704. Its totient is φ = 283268664.

The previous prime is 676697941. The next prime is 676697993. The reversal of 676697966 is 669796676.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 676697899 and 676697908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 561440 + ... + 562643.

It is an arithmetic number, because the mean of its divisors is an integer number (74189544).

Almost surely, 2^676697966 is an apocalyptic number.

676697966 is a deficient number, since it is larger than the sum of its proper divisors (510334738).

676697966 is a wasteful number, since it uses less digits than its factorization.

676697966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1124135.

The product of its digits is 30862944, while the sum is 62.

The square root of 676697966 is about 26013.4189602213. The cubic root of 676697966 is about 877.9402437525.

The spelling of 676697966 in words is "six hundred seventy-six million, six hundred ninety-seven thousand, nine hundred sixty-six".