8426871 has 6 divisors (see below), whose sum is σ = 12172160. Its totient is φ = 5617908.

The previous prime is 8426863. The next prime is 8426893. The reversal of 8426871 is 1786248.

It is not a de Polignac number, because 8426871 - 2³ = 8426863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8426801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 468151 + ... + 468168.

Almost surely, 2^8426871 is an apocalyptic number.

8426871 is a deficient number, since it is larger than the sum of its proper divisors (3745289).

8426871 is a wasteful number, since it uses less digits than its factorization.

8426871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936325 (or 936322 counting only the distinct ones).

The product of its digits is 21504, while the sum is 36.

The square root of 8426871 is about 2902.9073357584. The cubic root of 8426871 is about 203.4957992641.

The spelling of 8426871 in words is "eight million, four hundred twenty-six thousand, eight hundred seventy-one".