99907199 has 8 divisors (see below), whose sum is σ = 114511488. Its totient is φ = 85385880.

The previous prime is 99907177. The next prime is 99907211. The reversal of 99907199 is 99170999.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99907199 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99907199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99907109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18137 + ... + 22994.

It is an arithmetic number, because the mean of its divisors is an integer number (14313936).

Almost surely, 2^99907199 is an apocalyptic number.

99907199 is a deficient number, since it is larger than the sum of its proper divisors (14604289).

99907199 is a wasteful number, since it uses less digits than its factorization.

99907199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41485.

The product of its (nonzero) digits is 413343, while the sum is 53.

The square root of 99907199 is about 9995.3588729970. The cubic root of 99907199 is about 464.0152575616.

The spelling of 99907199 in words is "ninety-nine million, nine hundred seven thousand, one hundred ninety-nine".