13266625 has 16 divisors (see below), whose sum is σ = 16668288. Its totient is φ = 10542000.

The previous prime is 13266623. The next prime is 13266641. The reversal of 13266625 is 52666231.

13266625 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13266625 - 2¹ = 13266623 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13266623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26124 + ... + 26626.

It is an arithmetic number, because the mean of its divisors is an integer number (1041768).

Almost surely, 2^13266625 is an apocalyptic number.

It is an amenable number.

13266625 is a deficient number, since it is larger than the sum of its proper divisors (3401663).

13266625 is an equidigital number, since it uses as much as digits as its factorization.

13266625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729 (or 719 counting only the distinct ones).

The product of its digits is 12960, while the sum is 31.

The square root of 13266625 is about 3642.3378481409. The cubic root of 13266625 is about 236.7301015789.

The spelling of 13266625 in words is "thirteen million, two hundred sixty-six thousand, six hundred twenty-five".