13066626 has 16 divisors (see below), whose sum is σ = 26378784. Its totient is φ = 4314624.

The previous prime is 13066621. The next prime is 13066633. The reversal of 13066626 is 62666031.

It is a junction number, because it is equal to n+sod(n) for n = 13066593 and 13066602.

It is not an unprimeable number, because it can be changed into a prime (13066621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9535 + ... + 10818.

It is an arithmetic number, because the mean of its divisors is an integer number (1648674).

Almost surely, 2^13066626 is an apocalyptic number.

13066626 is an abundant number, since it is smaller than the sum of its proper divisors (13312158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13066626 is a wasteful number, since it uses less digits than its factorization.

13066626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20465.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 13066626 is about 3614.7788314086. The cubic root of 13066626 is about 235.5344768561.

The spelling of 13066626 in words is "thirteen million, sixty-six thousand, six hundred twenty-six".