22606266 has 16 divisors (see below), whose sum is σ = 45281088. Its totient is φ = 7524000.

The previous prime is 22606253. The next prime is 22606271. The reversal of 22606266 is 66260622.

It is a super-2 number, since 2×22606266² = 1022086524925512, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2091 + ... + 7041.

It is an arithmetic number, because the mean of its divisors is an integer number (2830068).

Almost surely, 2^22606266 is an apocalyptic number.

22606266 is an abundant number, since it is smaller than the sum of its proper divisors (22674822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22606266 is a wasteful number, since it uses less digits than its factorization.

22606266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5717.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 22606266 is about 4754.6047154311. The cubic root of 22606266 is about 282.7545558425.

Adding to 22606266 its reverse (66260622), we get a palindrome (88866888).

It can be divided in two parts, 226062 and 66, that added together give a triangular number (226128 = T₆₇₂).

The spelling of 22606266 in words is "twenty-two million, six hundred six thousand, two hundred sixty-six".