11644464 has 40 divisors (see below), whose sum is σ = 32397232. Its totient is φ = 3582720.

The previous prime is 11644453. The next prime is 11644469. The reversal of 11644464 is 46444611.

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

It is not an unprimeable number, because it can be changed into a prime (11644469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8707 + ... + 9954.

Almost surely, 2^11644464 is an apocalyptic number.

It is an amenable number.

11644464 is an abundant number, since it is smaller than the sum of its proper divisors (20752768).

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

11644464 is a wasteful number, since it uses less digits than its factorization.

11644464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18685 (or 18679 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

The square root of 11644464 is about 3412.3985699212. The cubic root of 11644464 is about 226.6591039384.

The spelling of 11644464 in words is "eleven million, six hundred forty-four thousand, four hundred sixty-four".