12606730 has 8 divisors (see below), whose sum is σ = 22692132. Its totient is φ = 5042688.

The previous prime is 12606703. The next prime is 12606731. The reversal of 12606730 is 3760621.

It can be written as a sum of positive squares in 2 ways, for example, as 12159169 + 447561 = 3487^2 + 669^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12606695 and 12606704.

It is not an unprimeable number, because it can be changed into a prime (12606731) 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, 630327 + ... + 630346.

Almost surely, 2^12606730 is an apocalyptic number.

12606730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12606730 is a deficient number, since it is larger than the sum of its proper divisors (10085402).

12606730 is a wasteful number, since it uses less digits than its factorization.

12606730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260680.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 12606730 is about 3550.5957246637. The cubic root of 12606730 is about 232.7380996291.

The spelling of 12606730 in words is "twelve million, six hundred six thousand, seven hundred thirty".