99307722 has 8 divisors (see below), whose sum is σ = 198615456. Its totient is φ = 33102572.

The previous prime is 99307697. The next prime is 99307723. The reversal of 99307722 is 22770399.

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

99307722 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (99307723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8275638 + ... + 8275649.

It is an arithmetic number, because the mean of its divisors is an integer number (24826932).

Almost surely, 2^99307722 is an apocalyptic number.

99307722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

99307722 is a wasteful number, since it uses less digits than its factorization.

99307722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16551292.

The product of its (nonzero) digits is 47628, while the sum is 39.

The square root of 99307722 is about 9965.3259856364. The cubic root of 99307722 is about 463.0853122264.

The spelling of 99307722 in words is "ninety-nine million, three hundred seven thousand, seven hundred twenty-two".