11712722 has 8 divisors (see below), whose sum is σ = 20078976. Its totient is φ = 5019732.

The previous prime is 11712707. The next prime is 11712731. The reversal of 11712722 is 22721711.

11712722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nude number because it is divisible by every one of its digits.

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, 418298 + ... + 418325.

It is an arithmetic number, because the mean of its divisors is an integer number (2509872).

Almost surely, 2^11712722 is an apocalyptic number.

11712722 is a deficient number, since it is larger than the sum of its proper divisors (8366254).

11712722 is an equidigital number, since it uses as much as digits as its factorization.

11712722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836632.

The product of its digits is 392, while the sum is 23.

The square root of 11712722 is about 3422.3854254014. The cubic root of 11712722 is about 227.1011212805.

The spelling of 11712722 in words is "eleven million, seven hundred twelve thousand, seven hundred twenty-two".