13325446 has 4 divisors (see below), whose sum is σ = 19988172. Its totient is φ = 6662722.

The previous prime is 13325437. The next prime is 13325449. The reversal of 13325446 is 64452331.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×13325446² = 355135022197832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13325449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3331360 + ... + 3331363.

It is an arithmetic number, because the mean of its divisors is an integer number (4997043).

Almost surely, 2^13325446 is an apocalyptic number.

13325446 is a deficient number, since it is larger than the sum of its proper divisors (6662726).

13325446 is an equidigital number, since it uses as much as digits as its factorization.

13325446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6662725.

The product of its digits is 8640, while the sum is 28.

The square root of 13325446 is about 3650.4035393364. The cubic root of 13325446 is about 237.0794537380.

Adding to 13325446 its reverse (64452331), we get a palindrome (77777777).

The spelling of 13325446 in words is "thirteen million, three hundred twenty-five thousand, four hundred forty-six".