13275276 has 72 divisors (see below), whose sum is σ = 36542016. Its totient is φ = 3739680.

The previous prime is 13275263. The next prime is 13275277. The reversal of 13275276 is 67257231.

It is a Smith number, since the sum of its digits (33) 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 (13275277) 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, 62811 + ... + 63021.

It is an arithmetic number, because the mean of its divisors is an integer number (507528).

Almost surely, 2^13275276 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13275276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18271008).

13275276 is an abundant number, since it is smaller than the sum of its proper divisors (23266740).

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

13275276 is a wasteful number, since it uses less digits than its factorization.

13275276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339 (or 330 counting only the distinct ones).

The product of its digits is 17640, while the sum is 33.

The square root of 13275276 is about 3643.5252160511. The cubic root of 13275276 is about 236.7815466430.

The spelling of 13275276 in words is "thirteen million, two hundred seventy-five thousand, two hundred seventy-six".