99994917 has 8 divisors (see below), whose sum is σ = 145447200. Its totient is φ = 60602960.

The previous prime is 99994907. The next prime is 99994919. The reversal of 99994917 is 71949999.

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

It is not a de Polignac number, because 99994917 - 2¹⁰ = 99993893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99994919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1515042 + ... + 1515107.

It is an arithmetic number, because the mean of its divisors is an integer number (18180900).

Almost surely, 2^99994917 is an apocalyptic number.

It is an amenable number.

99994917 is a deficient number, since it is larger than the sum of its proper divisors (45452283).

99994917 is a wasteful number, since it uses less digits than its factorization.

99994917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3030163.

The product of its digits is 1653372, while the sum is 57.

The square root of 99994917 is about 9999.7458467703. The cubic root of 99994917 is about 464.1510188293.

The spelling of 99994917 in words is "ninety-nine million, nine hundred ninety-four thousand, nine hundred seventeen".