99059998 has 8 divisors (see below), whose sum is σ = 153713880. Its totient is φ = 47822040.

The previous prime is 99059993. The next prime is 99059999. The reversal of 99059998 is 89995099.

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

It is a Harshad number since it is a multiple of its sum of digits (58), and also a Moran number because the ratio is a prime number: 1707931 = 99059998 / (9 + 9 + 0 + 5 + 9 + 9 + 9 + 8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99059993) 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, 853908 + ... + 854023.

It is an arithmetic number, because the mean of its divisors is an integer number (19214235).

Almost surely, 2^99059998 is an apocalyptic number.

99059998 is a deficient number, since it is larger than the sum of its proper divisors (54653882).

99059998 is a wasteful number, since it uses less digits than its factorization.

99059998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1707962.

The product of its (nonzero) digits is 2361960, while the sum is 58.

The square root of 99059998 is about 9952.8889273416. Note that the first 3 decimals coincide. The cubic root of 99059998 is about 462.6999347895.

The spelling of 99059998 in words is "ninety-nine million, fifty-nine thousand, nine hundred ninety-eight".