871146572 has 18 divisors (see below), whose sum is σ = 1619460612. Its totient is φ = 409950784.

The previous prime is 871146559. The next prime is 871146581. The reversal of 871146572 is 275641178.

871146572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 375638 + ... + 377949.

It is an arithmetic number, because the mean of its divisors is an integer number (89970034).

Almost surely, 2^871146572 is an apocalyptic number.

It is an amenable number.

871146572 is a deficient number, since it is larger than the sum of its proper divisors (748314040).

871146572 is a wasteful number, since it uses less digits than its factorization.

871146572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753625 (or 753606 counting only the distinct ones).

The product of its digits is 94080, while the sum is 41.

The square root of 871146572 is about 29515.1922236668. The cubic root of 871146572 is about 955.0594599456.

The spelling of 871146572 in words is "eight hundred seventy-one million, one hundred forty-six thousand, five hundred seventy-two".