12736526 has 16 divisors (see below), whose sum is σ = 21748608. Its totient is φ = 5537400.

The previous prime is 12736489. The next prime is 12736543. The reversal of 12736526 is 62563721.

It is a junction number, because it is equal to n+sod(n) for n = 12736492 and 12736501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12080 + ... + 13091.

It is an arithmetic number, because the mean of its divisors is an integer number (1359288).

Almost surely, 2^12736526 is an apocalyptic number.

12736526 is a deficient number, since it is larger than the sum of its proper divisors (9012082).

12736526 is a wasteful number, since it uses less digits than its factorization.

12736526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25207.

The product of its digits is 15120, while the sum is 32.

The square root of 12736526 is about 3568.8269781540. The cubic root of 12736526 is about 233.5341133499.

The spelling of 12736526 in words is "twelve million, seven hundred thirty-six thousand, five hundred twenty-six".