8422715 has 16 divisors (see below), whose sum is σ = 12054528. Its totient is φ = 5523936.

The previous prime is 8422703. The next prime is 8422723. The reversal of 8422715 is 5172248.

It is a cyclic number.

It is not a de Polignac number, because 8422715 - 2⁸ = 8422459 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4427 + ... + 6036.

It is an arithmetic number, because the mean of its divisors is an integer number (753408).

Almost surely, 2^8422715 is an apocalyptic number.

8422715 is a deficient number, since it is larger than the sum of its proper divisors (3631813).

8422715 is a wasteful number, since it uses less digits than its factorization.

8422715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10498.

The product of its digits is 4480, while the sum is 29.

The square root of 8422715 is about 2902.1914133978. The cubic root of 8422715 is about 203.4623401224.

The spelling of 8422715 in words is "eight million, four hundred twenty-two thousand, seven hundred fifteen".