12704422 has 8 divisors (see below), whose sum is σ = 19072872. Its totient is φ = 6346800.

The previous prime is 12704413. The next prime is 12704453. The reversal of 12704422 is 22440721.

It is a happy number.

12704422 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 super-2 number, since 2×12704422² = 322804676708168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12704393 and 12704402.

It is a congruent number.

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, 1597 + ... + 5287.

It is an arithmetic number, because the mean of its divisors is an integer number (2384109).

Almost surely, 2^12704422 is an apocalyptic number.

12704422 is a deficient number, since it is larger than the sum of its proper divisors (6368450).

12704422 is a wasteful number, since it uses less digits than its factorization.

12704422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5414.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 12704422 is about 3564.3263038055. The cubic root of 12704422 is about 233.3377309829.

The spelling of 12704422 in words is "twelve million, seven hundred four thousand, four hundred twenty-two".