8722286 has 8 divisors (see below), whose sum is σ = 13101240. Its totient is φ = 4355208.

The previous prime is 8722283. The next prime is 8722291. The reversal of 8722286 is 6822278.

8722286 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8722283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 821 + ... + 4256.

It is an arithmetic number, because the mean of its divisors is an integer number (1637655).

Almost surely, 2^8722286 is an apocalyptic number.

8722286 is a deficient number, since it is larger than the sum of its proper divisors (4378954).

8722286 is a wasteful number, since it uses less digits than its factorization.

8722286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5938.

The product of its digits is 21504, while the sum is 35.

The square root of 8722286 is about 2953.3516553232. The cubic root of 8722286 is about 205.8464781318.

The spelling of 8722286 in words is "eight million, seven hundred twenty-two thousand, two hundred eighty-six".