871492608 has 440 divisors, whose sum is σ = 3170393600. Its totient is φ = 232906752.

The previous prime is 871492591. The next prime is 871492631. The reversal of 871492608 is 806294178.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 11031513 + ... + 11031591.

It is an arithmetic number, because the mean of its divisors is an integer number (7205440).

Almost surely, 2^871492608 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 871492608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1585196800).

871492608 is an abundant number, since it is smaller than the sum of its proper divisors (2298900992).

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

871492608 is a wasteful number, since it uses less digits than its factorization.

871492608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The square root of 871492608 is about 29521.0536397331. The cubic root of 871492608 is about 955.1858991378.

The spelling of 871492608 in words is "eight hundred seventy-one million, four hundred ninety-two thousand, six hundred eight".