12760042 has 8 divisors (see below), whose sum is σ = 19657476. Its totient is φ = 6207552.

The previous prime is 12760031. The next prime is 12760051. The reversal of 12760042 is 24006721.

It can be written as a sum of positive squares in 2 ways, for example, as 11758041 + 1002001 = 3429^2 + 1001^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 12759995 and 12760022.

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 3 ways as a sum of consecutive naturals, for example, 86143 + ... + 86290.

Almost surely, 2^12760042 is an apocalyptic number.

12760042 is a deficient number, since it is larger than the sum of its proper divisors (6897434).

12760042 is a wasteful number, since it uses less digits than its factorization.

12760042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172472.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 12760042 is about 3572.1200987649. The cubic root of 12760042 is about 233.6777530353.

Adding to 12760042 its reverse (24006721), we get a palindrome (36766763).

The spelling of 12760042 in words is "twelve million, seven hundred sixty thousand, forty-two".