13229456 has 20 divisors (see below), whose sum is σ = 25694412. Its totient is φ = 6598656.

The previous prime is 13229443. The next prime is 13229477. The reversal of 13229456 is 65492231.

It is a happy number.

13229456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 12390400 + 839056 = 3520^2 + 916^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8516 + ... + 9948.

Almost surely, 2^13229456 is an apocalyptic number.

13229456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13229456 is a deficient number, since it is larger than the sum of its proper divisors (12464956).

13229456 is a wasteful number, since it uses less digits than its factorization.

13229456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018 (or 2012 counting only the distinct ones).

The product of its digits is 12960, while the sum is 32.

The square root of 13229456 is about 3637.2319145196. The cubic root of 13229456 is about 236.5088131617.

The spelling of 13229456 in words is "thirteen million, two hundred twenty-nine thousand, four hundred fifty-six".