12423722 has 8 divisors (see below), whose sum is σ = 18898272. Its totient is φ = 6124300.

The previous prime is 12423713. The next prime is 12423731. The reversal of 12423722 is 22732421.

It is a happy number.

12423722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12423713) and next prime (12423731).

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

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, 43604 + ... + 43887.

It is an arithmetic number, because the mean of its divisors is an integer number (2362284).

Almost surely, 2^12423722 is an apocalyptic number.

12423722 is a deficient number, since it is larger than the sum of its proper divisors (6474550).

12423722 is an equidigital number, since it uses as much as digits as its factorization.

12423722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87564.

The product of its digits is 1344, while the sum is 23.

The square root of 12423722 is about 3524.7300605862. The cubic root of 12423722 is about 231.6064100369.

The spelling of 12423722 in words is "twelve million, four hundred twenty-three thousand, seven hundred twenty-two".