12647026 has 8 divisors (see below), whose sum is σ = 21680640. Its totient is φ = 5420148.

The previous prime is 12647023. The next prime is 12647029. The reversal of 12647026 is 62074621.

12647026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12647023) and next prime (12647029).

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 = 12646985 and 12647003.

It is not an unprimeable number, because it can be changed into a prime (12647023) 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, 451666 + ... + 451693.

It is an arithmetic number, because the mean of its divisors is an integer number (2710080).

Almost surely, 2^12647026 is an apocalyptic number.

12647026 is a deficient number, since it is larger than the sum of its proper divisors (9033614).

12647026 is an equidigital number, since it uses as much as digits as its factorization.

12647026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903368.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 12647026 is about 3556.2657381023. The cubic root of 12647026 is about 232.9858096437.

The spelling of 12647026 in words is "twelve million, six hundred forty-seven thousand, twenty-six".