899852585 has 8 divisors (see below), whose sum is σ = 1143342216. Its totient is φ = 677536000.

The previous prime is 899852573. The next prime is 899852623. The reversal of 899852585 is 585258998.

It can be written as a sum of positive squares in 4 ways, for example, as 10679824 + 889172761 = 3268^2 + 29819^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-899852585 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5293166 + ... + 5293335.

It is an arithmetic number, because the mean of its divisors is an integer number (142917777).

Almost surely, 2^899852585 is an apocalyptic number.

899852585 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

899852585 is a deficient number, since it is larger than the sum of its proper divisors (243489631).

899852585 is a wasteful number, since it uses less digits than its factorization.

899852585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10586523.

The product of its digits is 10368000, while the sum is 59.

The square root of 899852585 is about 29997.5429827178. The cubic root of 899852585 is about 965.4366677948.

The spelling of 899852585 in words is "eight hundred ninety-nine million, eight hundred fifty-two thousand, five hundred eighty-five".