8522258 has 4 divisors (see below), whose sum is σ = 12783390. Its totient is φ = 4261128.

The previous prime is 8522251. The next prime is 8522281.

It is a happy number.

8522258 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in only one way, i.e., 8334769 + 187489 = 2887^2 + 433^2 .

It is a d-powerful number, because it can be written as 8 + 5 + 2¹¹ + 2¹⁷ + 2²³ + 5 + 8³ .

It is not an unprimeable number, because it can be changed into a prime (8522251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2130563 + ... + 2130566.

Almost surely, 2^8522258 is an apocalyptic number.

8522258 is a deficient number, since it is larger than the sum of its proper divisors (4261132).

8522258 is a wasteful number, since it uses less digits than its factorization.

8522258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4261131.

The product of its digits is 12800, while the sum is 32.

The square root of 8522258 is about 2919.2906672683. The cubic root of 8522258 is about 204.2607360670.

The spelling of 8522258 in words is "eight million, five hundred twenty-two thousand, two hundred fifty-eight".