12946336 has 24 divisors (see below), whose sum is σ = 27449604. Its totient is φ = 5975040.

The previous prime is 12946319. The next prime is 12946357. The reversal of 12946336 is 63364921.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12531600 + 414736 = 3540^2 + 644^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15145 + ... + 15976.

Almost surely, 2^12946336 is an apocalyptic number.

12946336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12946336 is an abundant number, since it is smaller than the sum of its proper divisors (14503268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12946336 is a wasteful number, since it uses less digits than its factorization.

12946336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31144 (or 31136 counting only the distinct ones).

The product of its digits is 23328, while the sum is 34.

The square root of 12946336 is about 3598.1017217416. The cubic root of 12946336 is about 234.8094788992.

The spelling of 12946336 in words is "twelve million, nine hundred forty-six thousand, three hundred thirty-six".