12735422 has 16 divisors (see below), whose sum is σ = 22781952. Its totient is φ = 5220600.

The previous prime is 12735419. The next prime is 12735469. The reversal of 12735422 is 22453721.

It is a junction number, because it is equal to n+sod(n) for n = 12735391 and 12735400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19454 + ... + 20097.

It is an arithmetic number, because the mean of its divisors is an integer number (1423872).

Almost surely, 2^12735422 is an apocalyptic number.

12735422 is a deficient number, since it is larger than the sum of its proper divisors (10046530).

12735422 is a wasteful number, since it uses less digits than its factorization.

12735422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39583.

The product of its digits is 3360, while the sum is 26.

The square root of 12735422 is about 3568.6723021314. The cubic root of 12735422 is about 233.5273655886.

The spelling of 12735422 in words is "twelve million, seven hundred thirty-five thousand, four hundred twenty-two".