11668722 has 32 divisors (see below), whose sum is σ = 25287360. Its totient is φ = 3568320.

The previous prime is 11668703. The next prime is 11668729. The reversal of 11668722 is 22786611.

It is a super-2 number, since 2×11668722² = 272318146226568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11668729) 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 15 ways as a sum of consecutive naturals, for example, 16104 + ... + 16812.

It is an arithmetic number, because the mean of its divisors is an integer number (790230).

Almost surely, 2^11668722 is an apocalyptic number.

11668722 is an abundant number, since it is smaller than the sum of its proper divisors (13618638).

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

11668722 is a wasteful number, since it uses less digits than its factorization.

11668722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938.

The product of its digits is 8064, while the sum is 33.

The square root of 11668722 is about 3415.9511120623. The cubic root of 11668722 is about 226.8163884900.

The spelling of 11668722 in words is "eleven million, six hundred sixty-eight thousand, seven hundred twenty-two".