871006512 has 40 divisors (see below), whose sum is σ = 2368528960. Its totient is φ = 275054400.

The previous prime is 871006463. The next prime is 871006537. The reversal of 871006512 is 215600178.

It is a super-2 number, since 2×871006512² = 1517304687892812288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 871006512.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 476614 + ... + 478437.

It is an arithmetic number, because the mean of its divisors is an integer number (59213224).

Almost surely, 2^871006512 is an apocalyptic number.

It is an amenable number.

871006512 is an abundant number, since it is smaller than the sum of its proper divisors (1497522448).

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

871006512 is a wasteful number, since it uses less digits than its factorization.

871006512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955081 (or 955075 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 30.

The square root of 871006512 is about 29512.8194518924. The cubic root of 871006512 is about 955.0082734588.

The spelling of 871006512 in words is "eight hundred seventy-one million, six thousand, five hundred twelve".