11866344 has 128 divisors (see below), whose sum is σ = 36771840. Its totient is φ = 3117312.

The previous prime is 11866333. The next prime is 11866363. The reversal of 11866344 is 44366811.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 142927 + ... + 143009.

It is an arithmetic number, because the mean of its divisors is an integer number (287280).

Almost surely, 2^11866344 is an apocalyptic number.

11866344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11866344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18385920).

11866344 is an abundant number, since it is smaller than the sum of its proper divisors (24905496).

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

11866344 is a wasteful number, since it uses less digits than its factorization.

11866344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159 (or 155 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The square root of 11866344 is about 3444.7560145822. The cubic root of 11866344 is about 228.0896846314.

The spelling of 11866344 in words is "eleven million, eight hundred sixty-six thousand, three hundred forty-four".