899819712 has 112 divisors (see below), whose sum is σ = 2885846400. Its totient is φ = 272666880.

The previous prime is 899819663. The next prime is 899819749. The reversal of 899819712 is 217918998.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4662 + ... + 42677.

Almost surely, 2^899819712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 899819712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1442923200).

899819712 is an abundant number, since it is smaller than the sum of its proper divisors (1986026688).

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

899819712 is a wasteful number, since it uses less digits than its factorization.

899819712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47371 (or 47355 counting only the distinct ones).

The product of its digits is 653184, while the sum is 54.

The square root of 899819712 is about 29996.9950495045. The cubic root of 899819712 is about 965.4249113558.

The spelling of 899819712 in words is "eight hundred ninety-nine million, eight hundred nineteen thousand, seven hundred twelve".