8717422 has 16 divisors (see below), whose sum is σ = 15348960. Its totient is φ = 3634848.

The previous prime is 8717393. The next prime is 8717491. The reversal of 8717422 is 2247178.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7897 + ... + 8932.

It is an arithmetic number, because the mean of its divisors is an integer number (959310).

Almost surely, 2^8717422 is an apocalyptic number.

8717422 is a deficient number, since it is larger than the sum of its proper divisors (6631538).

8717422 is a wasteful number, since it uses less digits than its factorization.

8717422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16875.

The product of its digits is 6272, while the sum is 31.

The square root of 8717422 is about 2952.5280692993. The cubic root of 8717422 is about 205.8082074521.

The spelling of 8717422 in words is "eight million, seven hundred seventeen thousand, four hundred twenty-two".