11644249 has 8 divisors (see below), whose sum is σ = 11813888. Its totient is φ = 11476080.

The previous prime is 11644223. The next prime is 11644261. The reversal of 11644249 is 94244611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11644249 - 2¹¹ = 11642201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11644249.

It is not an unprimeable number, because it can be changed into a prime (11644289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35014 + ... + 35344.

It is an arithmetic number, because the mean of its divisors is an integer number (1476736).

Almost surely, 2^11644249 is an apocalyptic number.

It is an amenable number.

11644249 is a deficient number, since it is larger than the sum of its proper divisors (169639).

11644249 is a wasteful number, since it uses less digits than its factorization.

11644249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735.

The product of its digits is 6912, while the sum is 31.

The square root of 11644249 is about 3412.3670670079. The cubic root of 11644249 is about 226.6577089405.

The spelling of 11644249 in words is "eleven million, six hundred forty-four thousand, two hundred forty-nine".