13420336 has 10 divisors (see below), whose sum is σ = 26001932. Its totient is φ = 6710160.

The previous prime is 13420331. The next prime is 13420387. The reversal of 13420336 is 63302431.

It is a nialpdrome in base 16.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (13420331) 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, 419370 + ... + 419401.

Almost surely, 2^13420336 is an apocalyptic number.

13420336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13420336 is a deficient number, since it is larger than the sum of its proper divisors (12581596).

13420336 is an equidigital number, since it uses as much as digits as its factorization.

13420336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838779 (or 838773 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 13420336 is about 3663.3776764074. The cubic root of 13420336 is about 237.6408678620.

Adding to 13420336 its reverse (63302431), we get a palindrome (76722767).

The spelling of 13420336 in words is "thirteen million, four hundred twenty thousand, three hundred thirty-six".