8222559 has 4 divisors (see below), whose sum is σ = 10963416. Its totient is φ = 5481704.

The previous prime is 8222549. The next prime is 8222563. The reversal of 8222559 is 9552228.

8222559 is nontrivially palindromic in base 2.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8222559 - 2⁸ = 8222303 is a prime.

It is a super-2 number, since 2×8222559² = 135220953016962, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8222519) 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, 1370424 + ... + 1370429.

It is an arithmetic number, because the mean of its divisors is an integer number (2740854).

Almost surely, 2^8222559 is an apocalyptic number.

8222559 is a deficient number, since it is larger than the sum of its proper divisors (2740857).

8222559 is a wasteful number, since it uses less digits than its factorization.

8222559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2740856.

The product of its digits is 14400, while the sum is 33.

The square root of 8222559 is about 2867.5004795117. The cubic root of 8222559 is about 201.8377205298.

The spelling of 8222559 in words is "eight million, two hundred twenty-two thousand, five hundred fifty-nine".