871386966 has 24 divisors (see below), whose sum is σ = 1893620664. Its totient is φ = 289598400.

The previous prime is 871386941. The next prime is 871386977. The reversal of 871386966 is 669683178.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65760 + ... + 77891.

It is an arithmetic number, because the mean of its divisors is an integer number (78900861).

Almost surely, 2^871386966 is an apocalyptic number.

871386966 is an abundant number, since it is smaller than the sum of its proper divisors (1022233698).

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

871386966 is a wasteful number, since it uses less digits than its factorization.

871386966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143996 (or 143993 counting only the distinct ones).

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

The square root of 871386966 is about 29519.2643201012. The cubic root of 871386966 is about 955.1473018220.

The spelling of 871386966 in words is "eight hundred seventy-one million, three hundred eighty-six thousand, nine hundred sixty-six".