899787998 has 8 divisors (see below), whose sum is σ = 1349970192. Its totient is φ = 449797936.

The previous prime is 899787979. The next prime is 899788013.

899787998 is nontrivially palindromic in base 10.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 35690 + ... + 55437.

It is an arithmetic number, because the mean of its divisors is an integer number (168746274).

Almost surely, 2^899787998 is an apocalyptic number.

899787998 is a deficient number, since it is larger than the sum of its proper divisors (450182194).

899787998 is a wasteful number, since it uses less digits than its factorization.

899787998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96066.

The product of its digits is 164602368, while the sum is 74.

The square root of 899787998 is about 29996.4664252308. The cubic root of 899787998 is about 965.4135691410.

The spelling of 899787998 in words is "eight hundred ninety-nine million, seven hundred eighty-seven thousand, nine hundred ninety-eight".