899404998 has 16 divisors (see below), whose sum is σ = 1815314160. Its totient is φ = 297050976.

The previous prime is 899404993. The next prime is 899405047.

899404998 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899404993) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 686965 + ... + 688272.

It is an arithmetic number, because the mean of its divisors is an integer number (113457135).

Almost surely, 2^899404998 is an apocalyptic number.

899404998 is an abundant number, since it is smaller than the sum of its proper divisors (915909162).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

899404998 is a wasteful number, since it uses less digits than its factorization.

899404998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1375351.

The product of its (nonzero) digits is 6718464, while the sum is 60.

The square root of 899404998 is about 29990.0816604423. The cubic root of 899404998 is about 965.2765717325.

The spelling of 899404998 in words is "eight hundred ninety-nine million, four hundred four thousand, nine hundred ninety-eight".