13326146 has 4 divisors (see below), whose sum is σ = 19989222. Its totient is φ = 6663072.

The previous prime is 13326139. The next prime is 13326149. The reversal of 13326146 is 64162331.

13326146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64162331 = 5087 ⋅12613.

It can be written as a sum of positive squares in only one way, i.e., 12496225 + 829921 = 3535^2 + 911^2 .

It is not an unprimeable number, because it can be changed into a prime (13326149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3331535 + ... + 3331538.

Almost surely, 2^13326146 is an apocalyptic number.

13326146 is a deficient number, since it is larger than the sum of its proper divisors (6663076).

13326146 is an equidigital number, since it uses as much as digits as its factorization.

13326146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6663075.

The product of its digits is 2592, while the sum is 26.

The square root of 13326146 is about 3650.4994178879. The cubic root of 13326146 is about 237.0836050115.

Adding to 13326146 its reverse (64162331), we get a palindrome (77488477).

The spelling of 13326146 in words is "thirteen million, three hundred twenty-six thousand, one hundred forty-six".