13329276 has 12 divisors (see below), whose sum is σ = 31101672. Its totient is φ = 4443088.

The previous prime is 13329271. The next prime is 13329301. The reversal of 13329276 is 67292331.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13329271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555375 + ... + 555398.

It is an arithmetic number, because the mean of its divisors is an integer number (2591806).

Almost surely, 2^13329276 is an apocalyptic number.

It is an amenable number.

13329276 is an abundant number, since it is smaller than the sum of its proper divisors (17772396).

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

13329276 is a wasteful number, since it uses less digits than its factorization.

13329276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110780 (or 1110778 counting only the distinct ones).

The product of its digits is 13608, while the sum is 33.

The square root of 13329276 is about 3650.9281011819. The cubic root of 13329276 is about 237.1021653563.

The spelling of 13329276 in words is "thirteen million, three hundred twenty-nine thousand, two hundred seventy-six".