13422424 has 16 divisors (see below), whose sum is σ = 25207920. Its totient is φ = 6700320.

The previous prime is 13422421. The next prime is 13422433. The reversal of 13422424 is 42422431.

It is a happy number.

It is a super-2 number, since 2×13422424² = 360322932071552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13422395 and 13422404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13422421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6637 + ... + 8419.

It is an arithmetic number, because the mean of its divisors is an integer number (1575495).

Almost surely, 2^13422424 is an apocalyptic number.

It is an amenable number.

13422424 is a deficient number, since it is larger than the sum of its proper divisors (11785496).

13422424 is a wasteful number, since it uses less digits than its factorization.

13422424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2730 (or 2726 counting only the distinct ones).

The product of its digits is 1536, while the sum is 22.

The square root of 13422424 is about 3663.6626482251. The cubic root of 13422424 is about 237.6531916568.

Adding to 13422424 its reverse (42422431), we get a palindrome (55844855).

The spelling of 13422424 in words is "thirteen million, four hundred twenty-two thousand, four hundred twenty-four".