13422434 has 4 divisors (see below), whose sum is σ = 20133654. Its totient is φ = 6711216.

The previous prime is 13422433. The next prime is 13422439. The reversal of 13422434 is 43422431.

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., 12996025 + 426409 = 3605^2 + 653^2 .

It is not an unprimeable number, because it can be changed into a prime (13422433) 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 as a sum of consecutive naturals, namely, 3355607 + ... + 3355610.

Almost surely, 2^13422434 is an apocalyptic number.

13422434 is a deficient number, since it is larger than the sum of its proper divisors (6711220).

13422434 is an equidigital number, since it uses as much as digits as its factorization.

13422434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6711219.

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

The square root of 13422434 is about 3663.6640129794. The cubic root of 13422434 is about 237.6532506758.

Adding to 13422434 its reverse (43422431), we get a palindrome (56844865).

The spelling of 13422434 in words is "thirteen million, four hundred twenty-two thousand, four hundred thirty-four".