12594434 has 4 divisors (see below), whose sum is σ = 18891654. Its totient is φ = 6297216.

The previous prime is 12594431. The next prime is 12594437. The reversal of 12594434 is 43449521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43449521 = 1223 ⋅35527.

It is an interprime number because it is at equal distance from previous prime (12594431) and next prime (12594437).

It can be written as a sum of positive squares in only one way, i.e., 12581209 + 13225 = 3547^2 + 115^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12594434.

It is not an unprimeable number, because it can be changed into a prime (12594431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3148607 + ... + 3148610.

Almost surely, 2^12594434 is an apocalyptic number.

12594434 is a deficient number, since it is larger than the sum of its proper divisors (6297220).

12594434 is an equidigital number, since it uses as much as digits as its factorization.

12594434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6297219.

The product of its digits is 17280, while the sum is 32.

The square root of 12594434 is about 3548.8637618257. The cubic root of 12594434 is about 232.6624078205.

The spelling of 12594434 in words is "twelve million, five hundred ninety-four thousand, four hundred thirty-four".