12756036 has 48 divisors (see below), whose sum is σ = 31046400. Its totient is φ = 4072992.

The previous prime is 12756031. The next prime is 12756047. The reversal of 12756036 is 63065721.

It is a junction number, because it is equal to n+sod(n) for n = 12755994 and 12756012.

It is not an unprimeable number, because it can be changed into a prime (12756031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30235 + ... + 30653.

It is an arithmetic number, because the mean of its divisors is an integer number (646800).

Almost surely, 2^12756036 is an apocalyptic number.

It is an amenable number.

12756036 is an abundant number, since it is smaller than the sum of its proper divisors (18290364).

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

12756036 is a wasteful number, since it uses less digits than its factorization.

12756036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528 (or 526 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 12756036 is about 3571.5593233208. The cubic root of 12756036 is about 233.6532961916.

The spelling of 12756036 in words is "twelve million, seven hundred fifty-six thousand, thirty-six".