899341685 has 16 divisors (see below), whose sum is σ = 1179031680. Its totient is φ = 653115840.

The previous prime is 899341631. The next prime is 899341739. The reversal of 899341685 is 586143998.

It is an interprime number because it is at equal distance from previous prime (899341631) and next prime (899341739).

It is not a de Polignac number, because 899341685 - 2²² = 895147381 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27464 + ... + 50526.

It is an arithmetic number, because the mean of its divisors is an integer number (73689480).

Almost surely, 2^899341685 is an apocalyptic number.

It is an amenable number.

899341685 is a deficient number, since it is larger than the sum of its proper divisors (279689995).

899341685 is a wasteful number, since it uses less digits than its factorization.

899341685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23788.

The product of its digits is 1866240, while the sum is 53.

The square root of 899341685 is about 29989.0260762166. The cubic root of 899341685 is about 965.2539212062.

It can be divided in two parts, 89934 and 1685, that added together give a palindrome (91619).

The spelling of 899341685 in words is "eight hundred ninety-nine million, three hundred forty-one thousand, six hundred eighty-five".