11331856 has 20 divisors (see below), whose sum is σ = 22072000. Its totient is φ = 5635872.

The previous prime is 11331851. The next prime is 11331857. The reversal of 11331856 is 65813311.

It is not an unprimeable number, because it can be changed into a prime (11331851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1405 + ... + 4963.

It is an arithmetic number, because the mean of its divisors is an integer number (1103600).

Almost surely, 2^11331856 is an apocalyptic number.

11331856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11331856 is a deficient number, since it is larger than the sum of its proper divisors (10740144).

11331856 is a wasteful number, since it uses less digits than its factorization.

11331856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3766 (or 3760 counting only the distinct ones).

The product of its digits is 2160, while the sum is 28.

The square root of 11331856 is about 3366.2822222743. The cubic root of 11331856 is about 224.6123762173.

The spelling of 11331856 in words is "eleven million, three hundred thirty-one thousand, eight hundred fifty-six".