99279112 has 32 divisors (see below), whose sum is σ = 194181120. Its totient is φ = 47531520.

The previous prime is 99279101. The next prime is 99279119. The reversal of 99279112 is 21197299.

It is a happy number.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (99279119) 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, 21993 + ... + 26119.

It is an arithmetic number, because the mean of its divisors is an integer number (6068160).

Almost surely, 2^99279112 is an apocalyptic number.

It is an amenable number.

99279112 is a deficient number, since it is larger than the sum of its proper divisors (94902008).

99279112 is a wasteful number, since it uses less digits than its factorization.

99279112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4261 (or 4257 counting only the distinct ones).

The product of its digits is 20412, while the sum is 40.

The square root of 99279112 is about 9963.8904048569. The cubic root of 99279112 is about 463.0408371912.

The spelling of 99279112 in words is "ninety-nine million, two hundred seventy-nine thousand, one hundred twelve".