321676966 has 24 divisors (see below), whose sum is σ = 525248064. Its totient is φ = 147682080.

The previous prime is 321676963. The next prime is 321676967. The reversal of 321676966 is 669676123.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321676963) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64171 + ... + 69001.

It is an arithmetic number, because the mean of its divisors is an integer number (21885336).

Almost surely, 2^321676966 is an apocalyptic number.

321676966 is a deficient number, since it is larger than the sum of its proper divisors (203571098).

321676966 is a wasteful number, since it uses less digits than its factorization.

321676966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5056 (or 5043 counting only the distinct ones).

The product of its digits is 489888, while the sum is 46.

The square root of 321676966 is about 17935.3551958137. The cubic root of 321676966 is about 685.1831190327.

The spelling of 321676966 in words is "three hundred twenty-one million, six hundred seventy-six thousand, nine hundred sixty-six".