99994517 has 8 divisors (see below), whose sum is σ = 116436096. Its totient is φ = 84092112.

The previous prime is 99994481. The next prime is 99994553. The reversal of 99994517 is 71549999.

It is an interprime number because it is at equal distance from previous prime (99994481) and next prime (99994553).

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

It is a cyclic number.

It is not a de Polignac number, because 99994517 - 2²² = 95800213 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99994567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134393 + ... + 135134.

It is an arithmetic number, because the mean of its divisors is an integer number (14554512).

Almost surely, 2^99994517 is an apocalyptic number.

It is an amenable number.

99994517 is a deficient number, since it is larger than the sum of its proper divisors (16441579).

99994517 is a wasteful number, since it uses less digits than its factorization.

99994517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269587.

The product of its digits is 918540, while the sum is 53.

The square root of 99994517 is about 9999.7258462420. The cubic root of 99994517 is about 464.1503999290.

The spelling of 99994517 in words is "ninety-nine million, nine hundred ninety-four thousand, five hundred seventeen".