11506664 has 16 divisors (see below), whose sum is σ = 23234820. Its totient is φ = 5310720.

The previous prime is 11506643. The next prime is 11506679. The reversal of 11506664 is 46660511.

It can be written as a sum of positive squares in 2 ways, for example, as 10956100 + 550564 = 3310^2 + 742^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55217 + ... + 55424.

Almost surely, 2^11506664 is an apocalyptic number.

It is an amenable number.

11506664 is an abundant number, since it is smaller than the sum of its proper divisors (11728156).

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

11506664 is a wasteful number, since it uses less digits than its factorization.

11506664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110660 (or 110656 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 11506664 is about 3392.1474024576. The cubic root of 11506664 is about 225.7614628880.

The spelling of 11506664 in words is "eleven million, five hundred six thousand, six hundred sixty-four".