11668726 has 4 divisors (see below), whose sum is σ = 17503092. Its totient is φ = 5834362.

The previous prime is 11668703. The next prime is 11668729. The reversal of 11668726 is 62786611.

11668726 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62786611 = 227 ⋅276593.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11668729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2917180 + ... + 2917183.

It is an arithmetic number, because the mean of its divisors is an integer number (4375773).

Almost surely, 2^11668726 is an apocalyptic number.

11668726 is a deficient number, since it is larger than the sum of its proper divisors (5834366).

11668726 is an equidigital number, since it uses as much as digits as its factorization.

11668726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5834365.

The product of its digits is 24192, while the sum is 37.

The square root of 11668726 is about 3415.9516975508. The cubic root of 11668726 is about 226.8164144073.

The spelling of 11668726 in words is "eleven million, six hundred sixty-eight thousand, seven hundred twenty-six".