8085722 has 8 divisors (see below), whose sum is σ = 12546900. Its totient is φ = 3903424.

The previous prime is 8085691. The next prime is 8085743. The reversal of 8085722 is 2275808.

It can be written as a sum of positive squares in 2 ways, for example, as 7295401 + 790321 = 2701^2 + 889^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×8085722² = 130757800522568, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69647 + ... + 69762.

Almost surely, 2^8085722 is an apocalyptic number.

8085722 is a deficient number, since it is larger than the sum of its proper divisors (4461178).

8085722 is a wasteful number, since it uses less digits than its factorization.

8085722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139440.

The product of its (nonzero) digits is 8960, while the sum is 32.

The square root of 8085722 is about 2843.5403988690. The cubic root of 8085722 is about 200.7118136015.

The spelling of 8085722 in words is "eight million, eighty-five thousand, seven hundred twenty-two".