13423342 has 4 divisors (see below), whose sum is σ = 20135016. Its totient is φ = 6711670.

The previous prime is 13423339. The next prime is 13423349. The reversal of 13423342 is 24332431.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×13423342² = 360372220897928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13423349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3355834 + ... + 3355837.

It is an arithmetic number, because the mean of its divisors is an integer number (5033754).

Almost surely, 2^13423342 is an apocalyptic number.

13423342 is a deficient number, since it is larger than the sum of its proper divisors (6711674).

13423342 is an equidigital number, since it uses as much as digits as its factorization.

13423342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6711673.

The product of its digits is 1728, while the sum is 22.

The square root of 13423342 is about 3663.7879305440. The cubic root of 13423342 is about 237.6586094725.

Adding to 13423342 its reverse (24332431), we get a palindrome (37755773).

The spelling of 13423342 in words is "thirteen million, four hundred twenty-three thousand, three hundred forty-two".