96640986 has 64 divisors (see below), whose sum is σ = 219727872. Its totient is φ = 28112832.

The previous prime is 96640979. The next prime is 96640987. The reversal of 96640986 is 68904669.

It is not an unprimeable number, because it can be changed into a prime (96640987) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 184521 + ... + 185043.

It is an arithmetic number, because the mean of its divisors is an integer number (3433248).

Almost surely, 2^96640986 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 96640986, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109863936).

96640986 is an abundant number, since it is smaller than the sum of its proper divisors (123086886).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

96640986 is a wasteful number, since it uses less digits than its factorization.

96640986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667.

The product of its (nonzero) digits is 559872, while the sum is 48.

The square root of 96640986 is about 9830.6147315415. The cubic root of 96640986 is about 458.9025286547.

The spelling of 96640986 in words is "ninety-six million, six hundred forty thousand, nine hundred eighty-six".