22282258 has 16 divisors (see below), whose sum is σ = 33967584. Its totient is φ = 10961280.

The previous prime is 22282243. The next prime is 22282259. The reversal of 22282258 is 85228222.

It is not an unprimeable number, because it can be changed into a prime (22282259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64041 + ... + 64387.

It is an arithmetic number, because the mean of its divisors is an integer number (2122974).

Almost surely, 2^22282258 is an apocalyptic number.

22282258 is a deficient number, since it is larger than the sum of its proper divisors (11685326).

22282258 is a wasteful number, since it uses less digits than its factorization.

22282258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777.

The product of its digits is 10240, while the sum is 31.

The square root of 22282258 is about 4720.4086687489. The cubic root of 22282258 is about 281.3971747907.

The spelling of 22282258 in words is "twenty-two million, two hundred eighty-two thousand, two hundred fifty-eight".