871826463 has 16 divisors (see below), whose sum is σ = 1294310400. Its totient is φ = 579995640.

The previous prime is 871826447. The next prime is 871826491. The reversal of 871826463 is 364628178.

871826463 is a `hidden beast` number, since 8 + 7 + 182 + 6 + 463 = 666.

It is not a de Polignac number, because 871826463 - 2⁴ = 871826447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (871836463) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 20773 + ... + 46638.

It is an arithmetic number, because the mean of its divisors is an integer number (80894400).

Almost surely, 2^871826463 is an apocalyptic number.

871826463 is a deficient number, since it is larger than the sum of its proper divisors (422483937).

871826463 is a wasteful number, since it uses less digits than its factorization.

871826463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67899 (or 67893 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 871826463 is about 29526.7076220834. The cubic root of 871826463 is about 955.3078557569.

The spelling of 871826463 in words is "eight hundred seventy-one million, eight hundred twenty-six thousand, four hundred sixty-three".