99102398 has 12 divisors (see below), whose sum is σ = 149700600. Its totient is φ = 49203396.

The previous prime is 99102379. The next prime is 99102403. The reversal of 99102398 is 89320199.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 198353 + ... + 198851.

It is an arithmetic number, because the mean of its divisors is an integer number (12475050).

Almost surely, 2^99102398 is an apocalyptic number.

99102398 is a deficient number, since it is larger than the sum of its proper divisors (50598202).

99102398 is an equidigital number, since it uses as much as digits as its factorization.

99102398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1199 (or 700 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 41.

The square root of 99102398 is about 9955.0187342867. The cubic root of 99102398 is about 462.7659408439.

The spelling of 99102398 in words is "ninety-nine million, one hundred two thousand, three hundred ninety-eight".