12964356 has 36 divisors (see below), whose sum is σ = 33660172. Its totient is φ = 4204224.

The previous prime is 12964321. The next prime is 12964381. The reversal of 12964356 is 65346921.

It is a happy number.

12964356 is a `hidden beast` number, since 1 + 2 + 9 + 643 + 5 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 11451456 + 1512900 = 3384^2 + 1230^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 12964356.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3535 + ... + 6198.

Almost surely, 2^12964356 is an apocalyptic number.

It is an amenable number.

12964356 is an abundant number, since it is smaller than the sum of its proper divisors (20695816).

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

12964356 is a wasteful number, since it uses less digits than its factorization.

12964356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9780 (or 9775 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 12964356 is about 3600.6049491717. The cubic root of 12964356 is about 234.9183721325.

Adding to 12964356 its product of digits (38880), we get a square (13003236 = 3606²).

It can be divided in two parts, 1296 and 4356, that multiplied together give a square (5645376 = 2376²).

The spelling of 12964356 in words is "twelve million, nine hundred sixty-four thousand, three hundred fifty-six".