12621675 has 24 divisors (see below), whose sum is σ = 22766400. Its totient is φ = 6119200.

The previous prime is 12621671. The next prime is 12621703. The reversal of 12621675 is 57612621.

12621675 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12621675 - 2² = 12621671 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12621671) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6825 + ... + 8474.

It is an arithmetic number, because the mean of its divisors is an integer number (948600).

Almost surely, 2^12621675 is an apocalyptic number.

12621675 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12621675 is a deficient number, since it is larger than the sum of its proper divisors (10144725).

12621675 is a wasteful number, since it uses less digits than its factorization.

12621675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15323 (or 15318 counting only the distinct ones).

The product of its digits is 5040, while the sum is 30.

The square root of 12621675 is about 3552.6996777099. The cubic root of 12621675 is about 232.8300319365.

The spelling of 12621675 in words is "twelve million, six hundred twenty-one thousand, six hundred seventy-five".