8722259 has 24 divisors (see below), whose sum is σ = 11050272. Its totient is φ = 6739200.

The previous prime is 8722237. The next prime is 8722283. The reversal of 8722259 is 9522278.

8722259 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8722259 - 2¹² = 8718163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8722459) 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 23 ways as a sum of consecutive naturals, for example, 86309 + ... + 86409.

It is an arithmetic number, because the mean of its divisors is an integer number (460428).

Almost surely, 2^8722259 is an apocalyptic number.

8722259 is a deficient number, since it is larger than the sum of its proper divisors (2328013).

8722259 is a wasteful number, since it uses less digits than its factorization.

8722259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207 (or 194 counting only the distinct ones).

The product of its digits is 20160, while the sum is 35.

The square root of 8722259 is about 2953.3470842419. The cubic root of 8722259 is about 205.8462657310.

The spelling of 8722259 in words is "eight million, seven hundred twenty-two thousand, two hundred fifty-nine".