22200226 has 4 divisors (see below), whose sum is σ = 33300342. Its totient is φ = 11100112.

The previous prime is 22200179. The next prime is 22200263. The reversal of 22200226 is 62200222.

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., 21949225 + 251001 = 4685^2 + 501^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550055 + ... + 5550058.

Almost surely, 2^22200226 is an apocalyptic number.

22200226 is a deficient number, since it is larger than the sum of its proper divisors (11100116).

22200226 is a wasteful number, since it uses less digits than its factorization.

22200226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11100115.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 22200226 is about 4711.7115786092. The cubic root of 22200226 is about 281.0514294826.

Adding to 22200226 its reverse (62200222), we get a palindrome (84400448).

The spelling of 22200226 in words is "twenty-two million, two hundred thousand, two hundred twenty-six".