12727342 has 4 divisors (see below), whose sum is σ = 19091016. Its totient is φ = 6363670.

The previous prime is 12727327. The next prime is 12727361. The reversal of 12727342 is 24372721.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24372721 = 1901 ⋅12821.

It is a self number, because there is not a number n which added to its sum of digits gives 12727342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3181834 + ... + 3181837.

It is an arithmetic number, because the mean of its divisors is an integer number (4772754).

Almost surely, 2^12727342 is an apocalyptic number.

12727342 is a deficient number, since it is larger than the sum of its proper divisors (6363674).

12727342 is an equidigital number, since it uses as much as digits as its factorization.

12727342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6363673.

The product of its digits is 4704, while the sum is 28.

The square root of 12727342 is about 3567.5400488292. The cubic root of 12727342 is about 233.4779679243.

The spelling of 12727342 in words is "twelve million, seven hundred twenty-seven thousand, three hundred forty-two".