12704444 has 6 divisors (see below), whose sum is σ = 22232784. Its totient is φ = 6352220.

The previous prime is 12704413. The next prime is 12704453. The reversal of 12704444 is 44440721.

It is a super-2 number, since 2×12704444² = 322805794698272, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 1588052 + ... + 1588059.

It is an arithmetic number, because the mean of its divisors is an integer number (3705464).

Almost surely, 2^12704444 is an apocalyptic number.

It is an amenable number.

12704444 is a deficient number, since it is larger than the sum of its proper divisors (9528340).

12704444 is a wasteful number, since it uses less digits than its factorization.

12704444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3176115 (or 3176113 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 26.

The square root of 12704444 is about 3564.3293899414. The cubic root of 12704444 is about 233.3378656716.

The spelling of 12704444 in words is "twelve million, seven hundred four thousand, four hundred forty-four".