11731266 has 24 divisors (see below), whose sum is σ = 25659504. Its totient is φ = 3873240.

The previous prime is 11731261. The next prime is 11731267. The reversal of 11731266 is 66213711.

It is a super-4 number, since 4×11731266⁴ (a number of 29 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (11731261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1120 + ... + 4971.

It is an arithmetic number, because the mean of its divisors is an integer number (1069146).

Almost surely, 2^11731266 is an apocalyptic number.

11731266 is an abundant number, since it is smaller than the sum of its proper divisors (13928238).

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

11731266 is a wasteful number, since it uses less digits than its factorization.

11731266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6206 (or 6203 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 11731266 is about 3425.0935753640. The cubic root of 11731266 is about 227.2209096217.

Adding to 11731266 its reverse (66213711), we get a palindrome (77944977).

The spelling of 11731266 in words is "eleven million, seven hundred thirty-one thousand, two hundred sixty-six".