12672669 has 8 divisors (see below), whose sum is σ = 17183520. Its totient is φ = 8305136.

The previous prime is 12672661. The next prime is 12672679. The reversal of 12672669 is 96627621.

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

It is a cyclic number.

It is not a de Polignac number, because 12672669 - 2³ = 12672661 is a prime.

It is a super-2 number, since 2×12672669² = 321193079167122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12672661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35622 + ... + 35975.

It is an arithmetic number, because the mean of its divisors is an integer number (2147940).

Almost surely, 2^12672669 is an apocalyptic number.

It is an amenable number.

12672669 is a deficient number, since it is larger than the sum of its proper divisors (4510851).

12672669 is an equidigital number, since it uses as much as digits as its factorization.

12672669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71659.

The product of its digits is 54432, while the sum is 39.

The square root of 12672669 is about 3559.8692391716. The cubic root of 12672669 is about 233.1431700050.

The spelling of 12672669 in words is "twelve million, six hundred seventy-two thousand, six hundred sixty-nine".