99709922 has 16 divisors (see below), whose sum is σ = 168073920. Its totient is φ = 44018832.

The previous prime is 99709901. The next prime is 99709933. The reversal of 99709922 is 22990799.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82772 + ... + 83967.

It is an arithmetic number, because the mean of its divisors is an integer number (10504620).

Almost surely, 2^99709922 is an apocalyptic number.

99709922 is a deficient number, since it is larger than the sum of its proper divisors (68363998).

99709922 is a wasteful number, since it uses less digits than its factorization.

99709922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166777.

The product of its (nonzero) digits is 183708, while the sum is 47.

The square root of 99709922 is about 9985.4855665611. The cubic root of 99709922 is about 463.7096410946.

The spelling of 99709922 in words is "ninety-nine million, seven hundred nine thousand, nine hundred twenty-two".