871352656 has 10 divisors (see below), whose sum is σ = 1688245802. Its totient is φ = 435676320.

The previous prime is 871352633. The next prime is 871352687. The reversal of 871352656 is 656253178.

It can be written as a sum of positive squares in only one way, i.e., 865301056 + 6051600 = 29416^2 + 2460^2 .

It is a super-2 number, since 2×871352656² = 1518510902236508672, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 27229755 + ... + 27229786.

Almost surely, 2^871352656 is an apocalyptic number.

It is an amenable number.

871352656 is a deficient number, since it is larger than the sum of its proper divisors (816893146).

871352656 is a wasteful number, since it uses less digits than its factorization.

871352656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54459549 (or 54459543 counting only the distinct ones).

The product of its digits is 302400, while the sum is 43.

The square root of 871352656 is about 29518.6831684613. The cubic root of 871352656 is about 955.1347656640.

The spelling of 871352656 in words is "eight hundred seventy-one million, three hundred fifty-two thousand, six hundred fifty-six".