12864074 has 4 divisors (see below), whose sum is σ = 19296114. Its totient is φ = 6432036.

The previous prime is 12864031. The next prime is 12864077. The reversal of 12864074 is 47046821.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9042049 + 3822025 = 3007^2 + 1955^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12864074.

It is not an unprimeable number, because it can be changed into a prime (12864077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3216017 + ... + 3216020.

Almost surely, 2^12864074 is an apocalyptic number.

12864074 is a deficient number, since it is larger than the sum of its proper divisors (6432040).

12864074 is an equidigital number, since it uses as much as digits as its factorization.

12864074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6432039.

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 12864074 is about 3586.6521994752. The cubic root of 12864074 is about 234.3110893948.

The spelling of 12864074 in words is "twelve million, eight hundred sixty-four thousand, seventy-four".