96991722 has 16 divisors (see below), whose sum is σ = 215537280. Its totient is φ = 32330556.

The previous prime is 96991717. The next prime is 96991723. The reversal of 96991722 is 22719969.

It is not an unprimeable number, because it can be changed into a prime (96991723) 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, 898018 + ... + 898125.

It is an arithmetic number, because the mean of its divisors is an integer number (13471080).

Almost surely, 2^96991722 is an apocalyptic number.

96991722 is an abundant number, since it is smaller than the sum of its proper divisors (118545558).

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

96991722 is a wasteful number, since it uses less digits than its factorization.

96991722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1796154 (or 1796148 counting only the distinct ones).

The product of its digits is 122472, while the sum is 45.

The square root of 96991722 is about 9848.4375410519. The cubic root of 96991722 is about 459.4570184248.

The spelling of 96991722 in words is "ninety-six million, nine hundred ninety-one thousand, seven hundred twenty-two".