99002499 has 16 divisors (see below), whose sum is σ = 137548800. Its totient is φ = 63269280.

The previous prime is 99002479. The next prime is 99002503. The reversal of 99002499 is 99420099.

It is a Cunningham number, because it is equal to 9950²-1.

It is not a de Polignac number, because 99002499 - 2¹³ = 98994307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99002499.

It is not an unprimeable number, because it can be changed into a prime (99002479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4977 + ... + 14925.

It is an arithmetic number, because the mean of its divisors is an integer number (8596800).

Almost surely, 2^99002499 is an apocalyptic number.

99002499 is a deficient number, since it is larger than the sum of its proper divisors (38546301).

99002499 is a wasteful number, since it uses less digits than its factorization.

99002499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10090.

The product of its (nonzero) digits is 52488, while the sum is 42.

The square root of 99002499 is about 9949.9999497487. Note that the first 4 decimals coincide. The cubic root of 99002499 is about 462.6103933220.

The spelling of 99002499 in words is "ninety-nine million, two thousand, four hundred ninety-nine".