83616964 has 12 divisors (see below), whose sum is σ = 146397888. Its totient is φ = 41789000.

The previous prime is 83616919. The next prime is 83616977. The reversal of 83616964 is 46961638.

It is a self number, because there is not a number n which added to its sum of digits gives 83616964.

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, 9489 + ... + 16039.

It is an arithmetic number, because the mean of its divisors is an integer number (12199824).

Almost surely, 2^83616964 is an apocalyptic number.

It is an amenable number.

83616964 is a deficient number, since it is larger than the sum of its proper divisors (62780924).

83616964 is a wasteful number, since it uses less digits than its factorization.

83616964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9746 (or 9744 counting only the distinct ones).

The product of its digits is 186624, while the sum is 43.

The square root of 83616964 is about 9144.2311869287. The cubic root of 83616964 is about 437.2852196371.

The spelling of 83616964 in words is "eighty-three million, six hundred sixteen thousand, nine hundred sixty-four".