12864034 has 4 divisors (see below), whose sum is σ = 19296054. Its totient is φ = 6432016.

The previous prime is 12864031. The next prime is 12864077. The reversal of 12864034 is 43046821.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43046821 = 3469 ⋅12409.

It can be written as a sum of positive squares in only one way, i.e., 8037225 + 4826809 = 2835^2 + 2197^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12863993 and 12864011.

It is not an unprimeable number, because it can be changed into a prime (12864031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3216007 + ... + 3216010.

Almost surely, 2^12864034 is an apocalyptic number.

12864034 is a deficient number, since it is larger than the sum of its proper divisors (6432020).

12864034 is an equidigital number, since it uses as much as digits as its factorization.

12864034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6432019.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 12864034 is about 3586.6466232402. The cubic root of 12864034 is about 234.3108465362.

The spelling of 12864034 in words is "twelve million, eight hundred sixty-four thousand, thirty-four".