13422344 has 16 divisors (see below), whose sum is σ = 27103020. Its totient is φ = 6194880.

The previous prime is 13422329. The next prime is 13422361. The reversal of 13422344 is 44322431.

It can be written as a sum of positive squares in 2 ways, for example, as 13410244 + 12100 = 3662^2 + 110^2 .

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 64427 + ... + 64634.

Almost surely, 2^13422344 is an apocalyptic number.

It is an amenable number.

13422344 is an abundant number, since it is smaller than the sum of its proper divisors (13680676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13422344 is a wasteful number, since it uses less digits than its factorization.

13422344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129080 (or 129076 counting only the distinct ones).

The product of its digits is 2304, while the sum is 23.

The square root of 13422344 is about 3663.6517301731. The cubic root of 13422344 is about 237.6527195043.

Adding to 13422344 its reverse (44322431), we get a palindrome (57744775).

The spelling of 13422344 in words is "thirteen million, four hundred twenty-two thousand, three hundred forty-four".