99998079 has 8 divisors (see below), whose sum is σ = 133734912. Its totient is φ = 66463320.

The previous prime is 99998071. The next prime is 99998099. The reversal of 99998079 is 97089999.

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

It is not a de Polignac number, because 99998079 - 2³ = 99998071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99998071) 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, 49359 + ... + 51344.

It is an arithmetic number, because the mean of its divisors is an integer number (16716864).

Almost surely, 2^99998079 is an apocalyptic number.

99998079 is a deficient number, since it is larger than the sum of its proper divisors (33736833).

99998079 is a wasteful number, since it uses less digits than its factorization.

99998079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101037.

The product of its (nonzero) digits is 3306744, while the sum is 60.

The square root of 99998079 is about 9999.9039495387. The cubic root of 99998079 is about 464.1559111782.

The spelling of 99998079 in words is "ninety-nine million, nine hundred ninety-eight thousand, seventy-nine".