99168402 has 16 divisors (see below), whose sum is σ = 202557312. Its totient is φ = 32352720.

The previous prime is 99168397. The next prime is 99168403. The reversal of 99168402 is 20486199.

It is not an unprimeable number, because it can be changed into a prime (99168403) 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, 175549 + ... + 176112.

It is an arithmetic number, because the mean of its divisors is an integer number (12659832).

Almost surely, 2^99168402 is an apocalyptic number.

99168402 is an abundant number, since it is smaller than the sum of its proper divisors (103388910).

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

99168402 is a wasteful number, since it uses less digits than its factorization.

99168402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351713.

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 99168402 is about 9958.3332942817. Note that the first 3 decimals coincide. The cubic root of 99168402 is about 462.8686548893.

The spelling of 99168402 in words is "ninety-nine million, one hundred sixty-eight thousand, four hundred two".