99800398 has 8 divisors (see below), whose sum is σ = 151099992. Its totient is φ = 49433736.

The previous prime is 99800333. The next prime is 99800399. The reversal of 99800398 is 89300899.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99800399) 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, 232965 + ... + 233392.

It is an arithmetic number, because the mean of its divisors is an integer number (18887499).

Almost surely, 2^99800398 is an apocalyptic number.

99800398 is a deficient number, since it is larger than the sum of its proper divisors (51299594).

99800398 is a wasteful number, since it uses less digits than its factorization.

99800398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466466.

The product of its (nonzero) digits is 139968, while the sum is 46.

The square root of 99800398 is about 9990.0149149038. The cubic root of 99800398 is about 463.8498541891.

The spelling of 99800398 in words is "ninety-nine million, eight hundred thousand, three hundred ninety-eight".