99994599 has 12 divisors (see below), whose sum is σ = 144534000. Its totient is φ = 66618144.

The previous prime is 99994579. The next prime is 99994607. The reversal of 99994599 is 99549999.

99994599 is a `hidden beast` number, since 99 + 99 + 459 + 9 = 666.

It is not a de Polignac number, because 99994599 - 2⁵ = 99994567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99994579) 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 11 ways as a sum of consecutive naturals, for example, 15627 + ... + 21075.

It is an arithmetic number, because the mean of its divisors is an integer number (12044500).

Almost surely, 2^99994599 is an apocalyptic number.

99994599 is a deficient number, since it is larger than the sum of its proper divisors (44539401).

99994599 is a wasteful number, since it uses less digits than its factorization.

99994599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7494 (or 7491 counting only the distinct ones).

The product of its digits is 10628820, while the sum is 63.

The square root of 99994599 is about 9999.7299463536. The cubic root of 99994599 is about 464.1505268037.

The spelling of 99994599 in words is "ninety-nine million, nine hundred ninety-four thousand, five hundred ninety-nine".