96911581 has 8 divisors (see below), whose sum is σ = 108904320. Its totient is φ = 85567152.

The previous prime is 96911579. The next prime is 96911587. The reversal of 96911581 is 18511969.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 96911581 - 2¹ = 96911579 is a prime.

It is a super-2 number, since 2×96911581² = 18783709063839122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96911587) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161761 + ... + 162358.

It is an arithmetic number, because the mean of its divisors is an integer number (13613040).

Almost surely, 2^96911581 is an apocalyptic number.

It is an amenable number.

96911581 is a deficient number, since it is larger than the sum of its proper divisors (11992739).

96911581 is a wasteful number, since it uses less digits than its factorization.

96911581 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324155.

The product of its digits is 19440, while the sum is 40.

The square root of 96911581 is about 9844.3679837763. The cubic root of 96911581 is about 459.3304389250.

The spelling of 96911581 in words is "ninety-six million, nine hundred eleven thousand, five hundred eighty-one".