99089199 has 36 divisors (see below), whose sum is σ = 165638200. Its totient is φ = 56881440.

The previous prime is 99089197. The next prime is 99089203. The reversal of 99089199 is 99198099.

It is not a de Polignac number, because 99089199 - 2¹ = 99089197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99089191) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 18297 + ... + 23085.

Almost surely, 2^99089199 is an apocalyptic number.

99089199 is a gapful number since it is divisible by the number (99) formed by its first and last digit.

99089199 is a deficient number, since it is larger than the sum of its proper divisors (66549001).

99089199 is a wasteful number, since it uses less digits than its factorization.

99089199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4836 (or 4822 counting only the distinct ones).

The product of its (nonzero) digits is 472392, while the sum is 54.

The square root of 99089199 is about 9954.3557802602. The cubic root of 99089199 is about 462.7453953644.

Subtracting 99089199 from its reverse (99198099), we obtain a square (108900 = 330²).

The spelling of 99089199 in words is "ninety-nine million, eighty-nine thousand, one hundred ninety-nine".