13270906 has 16 divisors (see below), whose sum is σ = 21814848. Its totient is φ = 6004800.

The previous prime is 13270903. The next prime is 13270963. The reversal of 13270906 is 60907231.

It is a super-2 number, since 2×13270906² = 352233892121672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13270903) 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, 4051 + ... + 6553.

It is an arithmetic number, because the mean of its divisors is an integer number (1363428).

Almost surely, 2^13270906 is an apocalyptic number.

13270906 is a deficient number, since it is larger than the sum of its proper divisors (8543942).

13270906 is a wasteful number, since it uses less digits than its factorization.

13270906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2757.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 13270906 is about 3642.9254727485. The cubic root of 13270906 is about 236.7555622763.

The spelling of 13270906 in words is "thirteen million, two hundred seventy thousand, nine hundred six".