12936976 has 60 divisors (see below), whose sum is σ = 28415716. Its totient is φ = 5667840.

The previous prime is 12936947. The next prime is 12936977. The reversal of 12936976 is 67963921.

It can be written as a sum of positive squares in 6 ways, for example, as 3326976 + 9610000 = 1824^2 + 3100^2 .

It is not an unprimeable number, because it can be changed into a prime (12936977) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 315516 + ... + 315556.

Almost surely, 2^12936976 is an apocalyptic number.

12936976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12936976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14207858).

12936976 is an abundant number, since it is smaller than the sum of its proper divisors (15478740).

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

12936976 is a wasteful number, since it uses less digits than its factorization.

12936976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140 (or 93 counting only the distinct ones).

The product of its digits is 122472, while the sum is 43.

The square root of 12936976 is about 3596.8008007117. The cubic root of 12936976 is about 234.7528773867.

The spelling of 12936976 in words is "twelve million, nine hundred thirty-six thousand, nine hundred seventy-six".