11986844 has 12 divisors (see below), whose sum is σ = 21087024. Its totient is φ = 5961984.

The previous prime is 11986837. The next prime is 11986847. The reversal of 11986844 is 44868911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11986847) 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, 6992 + ... + 8535.

It is an arithmetic number, because the mean of its divisors is an integer number (1757252).

Almost surely, 2^11986844 is an apocalyptic number.

It is an amenable number.

11986844 is a deficient number, since it is larger than the sum of its proper divisors (9100180).

11986844 is a wasteful number, since it uses less digits than its factorization.

11986844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15724 (or 15722 counting only the distinct ones).

The product of its digits is 55296, while the sum is 41.

The square root of 11986844 is about 3462.2021893587. The cubic root of 11986844 is about 228.8591520247.

The spelling of 11986844 in words is "eleven million, nine hundred eighty-six thousand, eight hundred forty-four".