899232768 has 264 divisors, whose sum is σ = 3034931328. Its totient is φ = 251117568.

The previous prime is 899232767. The next prime is 899232847. The reversal of 899232768 is 867232998.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899232767) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 3419005 + ... + 3419267.

It is an arithmetic number, because the mean of its divisors is an integer number (11495952).

Almost surely, 2^899232768 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 899232768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1517465664).

899232768 is an abundant number, since it is smaller than the sum of its proper divisors (2135698560).

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

899232768 is a wasteful number, since it uses less digits than its factorization.

899232768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349 (or 328 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 899232768 is about 29987.2100736297. The cubic root of 899232768 is about 965.2149531449.

The spelling of 899232768 in words is "eight hundred ninety-nine million, two hundred thirty-two thousand, seven hundred sixty-eight".