13422242 has 4 divisors (see below), whose sum is σ = 20133366. Its totient is φ = 6711120.

The previous prime is 13422229. The next prime is 13422247. The reversal of 13422242 is 24222431.

13422242 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.

It can be written as a sum of positive squares in only one way, i.e., 13402921 + 19321 = 3661^2 + 139^2 .

It is not an unprimeable number, because it can be changed into a prime (13422247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3355559 + ... + 3355562.

Almost surely, 2^13422242 is an apocalyptic number.

13422242 is a deficient number, since it is larger than the sum of its proper divisors (6711124).

13422242 is an equidigital number, since it uses as much as digits as its factorization.

13422242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6711123.

The product of its digits is 768, while the sum is 20.

The square root of 13422242 is about 3663.6378096095. The cubic root of 13422242 is about 237.6521175072.

Adding to 13422242 its reverse (24222431), we get a palindrome (37644673).

It can be divided in two parts, 1 and 3422242, that added together give a palindrome (3422243).

The spelling of 13422242 in words is "thirteen million, four hundred twenty-two thousand, two hundred forty-two".