99954899 has 8 divisors (see below), whose sum is σ = 109417392. Its totient is φ = 90555040.

The previous prime is 99954887. The next prime is 99954901. The reversal of 99954899 is 99845999.

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

It is a cyclic number.

It is not a de Polignac number, because 99954899 - 2⁸ = 99954643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99954859) 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, 12284 + ... + 18729.

It is an arithmetic number, because the mean of its divisors is an integer number (13677174).

Almost surely, 2^99954899 is an apocalyptic number.

99954899 is a deficient number, since it is larger than the sum of its proper divisors (9462493).

99954899 is a wasteful number, since it uses less digits than its factorization.

99954899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31317.

The product of its digits is 9447840, while the sum is 62.

The square root of 99954899 is about 9997.7446956801. The cubic root of 99954899 is about 464.0890927688.

Subtracting from 99954899 its reverse (99845999), we obtain a square (108900 = 330²).

The spelling of 99954899 in words is "ninety-nine million, nine hundred fifty-four thousand, eight hundred ninety-nine".