97681316 has 12 divisors (see below), whose sum is σ = 171029040. Its totient is φ = 48815880.

The previous prime is 97681301. The next prime is 97681321. The reversal of 97681316 is 61318679.

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, 4871 + ... + 14801.

It is an arithmetic number, because the mean of its divisors is an integer number (14252420).

Almost surely, 2^97681316 is an apocalyptic number.

It is an amenable number.

97681316 is a deficient number, since it is larger than the sum of its proper divisors (73347724).

97681316 is a wasteful number, since it uses less digits than its factorization.

97681316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12394 (or 12392 counting only the distinct ones).

The product of its digits is 54432, while the sum is 41.

The square root of 97681316 is about 9883.3858570836. The cubic root of 97681316 is about 460.5433340378.

The spelling of 97681316 in words is "ninety-seven million, six hundred eighty-one thousand, three hundred sixteen".