99490799 has 8 divisors (see below), whose sum is σ = 100446720. Its totient is φ = 98539416.

The previous prime is 99490789. The next prime is 99490819. The reversal of 99490799 is 99709499.

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-99490799 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 (99490739) 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, 55682 + ... + 57440.

It is an arithmetic number, because the mean of its divisors is an integer number (12555840).

Almost surely, 2^99490799 is an apocalyptic number.

99490799 is a deficient number, since it is larger than the sum of its proper divisors (955921).

99490799 is a wasteful number, since it uses less digits than its factorization.

99490799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2269.

The product of its (nonzero) digits is 1653372, while the sum is 56.

The square root of 99490799 is about 9974.5074565113. The cubic root of 99490799 is about 463.3697084543.

The spelling of 99490799 in words is "ninety-nine million, four hundred ninety thousand, seven hundred ninety-nine".