12760736 has 24 divisors (see below), whose sum is σ = 25226964. Its totient is φ = 6353920.

The previous prime is 12760733. The next prime is 12760763. The reversal of 12760736 is 63706721.

It can be written as a sum of positive squares in 2 ways, for example, as 12645136 + 115600 = 3556^2 + 340^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (12760733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8696 + ... + 10056.

Almost surely, 2^12760736 is an apocalyptic number.

12760736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12760736 is a deficient number, since it is larger than the sum of its proper divisors (12466228).

12760736 is a wasteful number, since it uses less digits than its factorization.

12760736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1664 (or 1656 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 12760736 is about 3572.2172386349. The cubic root of 12760736 is about 233.6819894221.

The spelling of 12760736 in words is "twelve million, seven hundred sixty thousand, seven hundred thirty-six".