13343642 has 16 divisors (see below), whose sum is σ = 21676032. Its totient is φ = 6124080.

The previous prime is 13343621. The next prime is 13343647. The reversal of 13343642 is 24634331.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (13343647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3623 + ... + 6309.

It is an arithmetic number, because the mean of its divisors is an integer number (1354752).

Almost surely, 2^13343642 is an apocalyptic number.

13343642 is a deficient number, since it is larger than the sum of its proper divisors (8332390).

13343642 is a wasteful number, since it uses less digits than its factorization.

13343642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2893.

The product of its digits is 5184, while the sum is 26.

The square root of 13343642 is about 3652.8950162850. The cubic root of 13343642 is about 237.1873159358.

Adding to 13343642 its reverse (24634331), we get a palindrome (37977973).

The spelling of 13343642 in words is "thirteen million, three hundred forty-three thousand, six hundred forty-two".