11572266 has 16 divisors (see below), whose sum is σ = 24151104. Its totient is φ = 3689664.

The previous prime is 11572261. The next prime is 11572271. The reversal of 11572266 is 66227511.

It is an interprime number because it is at equal distance from previous prime (11572261) and next prime (11572271).

It is not an unprimeable number, because it can be changed into a prime (11572261) 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, 41791 + ... + 42066.

It is an arithmetic number, because the mean of its divisors is an integer number (1509444).

Almost surely, 2^11572266 is an apocalyptic number.

11572266 is an abundant number, since it is smaller than the sum of its proper divisors (12578838).

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

11572266 is a wasteful number, since it uses less digits than its factorization.

11572266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83885.

The product of its digits is 5040, while the sum is 30.

The square root of 11572266 is about 3401.8033452861. The cubic root of 11572266 is about 226.1896885527.

Adding to 11572266 its reverse (66227511), we get a palindrome (77799777).

It can be divided in two parts, 11 and 572266, that multiplied together give a palindrome (6294926).

The spelling of 11572266 in words is "eleven million, five hundred seventy-two thousand, two hundred sixty-six".