99994859 has 8 divisors (see below), whose sum is σ = 102620112. Its totient is φ = 97378560.

The previous prime is 99994849. The next prime is 99994861. The reversal of 99994859 is 95849999.

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 99994859 - 2²⁴ = 83217643 is a prime.

It is a super-3 number, since 3×99994859³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99994819) 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, 24467 + ... + 28259.

It is an arithmetic number, because the mean of its divisors is an integer number (12827514).

Almost surely, 2^99994859 is an apocalyptic number.

99994859 is a deficient number, since it is larger than the sum of its proper divisors (2625253).

99994859 is a wasteful number, since it uses less digits than its factorization.

99994859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4477.

The product of its digits is 9447840, while the sum is 62.

The square root of 99994859 is about 9999.7429466962. The cubic root of 99994859 is about 464.1509290889.

The spelling of 99994859 in words is "ninety-nine million, nine hundred ninety-four thousand, eight hundred fifty-nine".