13344434 has 16 divisors (see below), whose sum is σ = 20706840. Its totient is φ = 6445440.

The previous prime is 13344433. The next prime is 13344449. The reversal of 13344434 is 43444331.

It can be written as a sum of positive squares in 4 ways, for example, as 11662225 + 1682209 = 3415^2 + 1297^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13344431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8192 + ... + 9684.

Almost surely, 2^13344434 is an apocalyptic number.

13344434 is a deficient number, since it is larger than the sum of its proper divisors (7362406).

13344434 is a wasteful number, since it uses less digits than its factorization.

13344434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1645.

The product of its digits is 6912, while the sum is 26.

The square root of 13344434 is about 3653.0034218435. The cubic root of 13344434 is about 237.1920085236.

Adding to 13344434 its reverse (43444331), we get a palindrome (56788765).

The spelling of 13344434 in words is "thirteen million, three hundred forty-four thousand, four hundred thirty-four".