11644628 has 12 divisors (see below), whose sum is σ = 20415360. Its totient is φ = 5811672.

The previous prime is 11644621. The next prime is 11644637. The reversal of 11644628 is 82644611.

It is a super-2 number, since 2×11644628² = 271194722516768, which contains 22 as substring.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 11644594 and 11644603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11644621) 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 3 ways as a sum of consecutive naturals, for example, 125 + ... + 4827.

It is an arithmetic number, because the mean of its divisors is an integer number (1701280).

Almost surely, 2^11644628 is an apocalyptic number.

It is an amenable number.

11644628 is a deficient number, since it is larger than the sum of its proper divisors (8770732).

11644628 is a wasteful number, since it uses less digits than its factorization.

11644628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5326 (or 5324 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 11644628 is about 3412.4225998548. The cubic root of 11644628 is about 226.6601680182.

It can be divided in two parts, 116 and 44628, that added together give a palindrome (44744).

The spelling of 11644628 in words is "eleven million, six hundred forty-four thousand, six hundred twenty-eight".