12727938 has 8 divisors (see below), whose sum is σ = 25455888. Its totient is φ = 4242644.

The previous prime is 12727909. The next prime is 12727987. The reversal of 12727938 is 83972721.

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

12727938 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 12727896 and 12727905.

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, 1060656 + ... + 1060667.

It is an arithmetic number, because the mean of its divisors is an integer number (3181986).

Almost surely, 2^12727938 is an apocalyptic number.

12727938 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12727938 is a wasteful number, since it uses less digits than its factorization.

12727938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2121328.

The product of its digits is 42336, while the sum is 39.

The square root of 12727938 is about 3567.6235787986. The cubic root of 12727938 is about 233.4816123275.

The spelling of 12727938 in words is "twelve million, seven hundred twenty-seven thousand, nine hundred thirty-eight".