11643006 has 32 divisors (see below), whose sum is σ = 23901696. Its totient is φ = 3780000.

The previous prime is 11642959. The next prime is 11643041. The reversal of 11643006 is 60034611.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 64236 + ... + 64416.

It is an arithmetic number, because the mean of its divisors is an integer number (746928).

Almost surely, 2^11643006 is an apocalyptic number.

11643006 is an abundant number, since it is smaller than the sum of its proper divisors (12258690).

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

11643006 is a wasteful number, since it uses less digits than its factorization.

11643006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 11643006 is about 3412.1849305101. The cubic root of 11643006 is about 226.6496435697.

Adding to 11643006 its reverse (60034611), we get a palindrome (71677617).

The spelling of 11643006 in words is "eleven million, six hundred forty-three thousand, six".