12709394 has 8 divisors (see below), whose sum is σ = 19107900. Its totient is φ = 6340096.

The previous prime is 12709393. The next prime is 12709397. The reversal of 12709394 is 49390721.

It can be written as a sum of positive squares in 2 ways, for example, as 12709225 + 169 = 3565^2 + 13^2 .

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

It is not an unprimeable number, because it can be changed into a prime (12709393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6179 + ... + 7974.

Almost surely, 2^12709394 is an apocalyptic number.

12709394 is a deficient number, since it is larger than the sum of its proper divisors (6398506).

12709394 is a wasteful number, since it uses less digits than its factorization.

12709394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14604.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 12709394 is about 3565.0237025860. The cubic root of 12709394 is about 233.3681666817.

The spelling of 12709394 in words is "twelve million, seven hundred nine thousand, three hundred ninety-four".