899278848 has 288 divisors, whose sum is σ = 2921536800. Its totient is φ = 274710528.

The previous prime is 899278843. The next prime is 899278859. The reversal of 899278848 is 848872998.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (288).

Its product of digits (18579456) is a multiple of the sum of its prime factors (189).

It is not an unprimeable number, because it can be changed into a prime (899278843) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6469563 + ... + 6469701.

It is an arithmetic number, because the mean of its divisors is an integer number (10144225).

Almost surely, 2^899278848 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 899278848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1460768400).

899278848 is an abundant number, since it is smaller than the sum of its proper divisors (2022257952).

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

899278848 is a wasteful number, since it uses less digits than its factorization.

899278848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189 (or 157 counting only the distinct ones).

The product of its digits is 18579456, while the sum is 63.

The square root of 899278848 is about 29987.9783913488. The cubic root of 899278848 is about 965.2314399200.

The spelling of 899278848 in words is "eight hundred ninety-nine million, two hundred seventy-eight thousand, eight hundred forty-eight".