99343999 has 4 divisors (see below), whose sum is σ = 99412560. Its totient is φ = 99275440.

The previous prime is 99343997. The next prime is 99344029. The reversal of 99343999 is 99934399.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99343999 - 2¹ = 99343997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99343997) 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, 32059 + ... + 35020.

It is an arithmetic number, because the mean of its divisors is an integer number (24853140).

Almost surely, 2^99343999 is an apocalyptic number.

99343999 is a deficient number, since it is larger than the sum of its proper divisors (68561).

99343999 is a wasteful number, since it uses less digits than its factorization.

99343999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68560.

The product of its digits is 2125764, while the sum is 55.

The square root of 99343999 is about 9967.1459806707. The cubic root of 99343999 is about 463.1416935442.

The spelling of 99343999 in words is "ninety-nine million, three hundred forty-three thousand, nine hundred ninety-nine".