99079859 has 4 divisors (see below), whose sum is σ = 104908104. Its totient is φ = 93251616.

The previous prime is 99079829. The next prime is 99079867. The reversal of 99079859 is 95897099.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99079859 - 2¹² = 99075763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99079819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2914097 + ... + 2914130.

It is an arithmetic number, because the mean of its divisors is an integer number (26227026).

Almost surely, 2^99079859 is an apocalyptic number.

99079859 is a deficient number, since it is larger than the sum of its proper divisors (5828245).

99079859 is a wasteful number, since it uses less digits than its factorization.

99079859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5828244.

The product of its (nonzero) digits is 1837080, while the sum is 56.

The square root of 99079859 is about 9953.8866278454. The cubic root of 99079859 is about 462.7308556775.

The spelling of 99079859 in words is "ninety-nine million, seventy-nine thousand, eight hundred fifty-nine".