13229276 has 12 divisors (see below), whose sum is σ = 23777208. Its totient is φ = 6435792.

The previous prime is 13229273. The next prime is 13229303. The reversal of 13229276 is 67292231.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13229273) 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, 44546 + ... + 44841.

It is an arithmetic number, because the mean of its divisors is an integer number (1981434).

Almost surely, 2^13229276 is an apocalyptic number.

It is an amenable number.

13229276 is a deficient number, since it is larger than the sum of its proper divisors (10547932).

13229276 is a wasteful number, since it uses less digits than its factorization.

13229276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89428 (or 89426 counting only the distinct ones).

The product of its digits is 9072, while the sum is 32.

The square root of 13229276 is about 3637.2071703438. The cubic root of 13229276 is about 236.5077405104.

The spelling of 13229276 in words is "thirteen million, two hundred twenty-nine thousand, two hundred seventy-six".