12623679 has 12 divisors (see below), whose sum is σ = 18291000. Its totient is φ = 8389584.

The previous prime is 12623669. The next prime is 12623713. The reversal of 12623679 is 97632621.

It is not a de Polignac number, because 12623679 - 2⁸ = 12623423 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12623609) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1132 + ... + 5150.

It is an arithmetic number, because the mean of its divisors is an integer number (1524250).

Almost surely, 2^12623679 is an apocalyptic number.

12623679 is a deficient number, since it is larger than the sum of its proper divisors (5667321).

12623679 is a wasteful number, since it uses less digits than its factorization.

12623679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4374 (or 4371 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 12623679 is about 3552.9817055538. The cubic root of 12623679 is about 232.8423537742.

The spelling of 12623679 in words is "twelve million, six hundred twenty-three thousand, six hundred seventy-nine".