14321642 has 4 divisors (see below), whose sum is σ = 21482466. Its totient is φ = 7160820.

The previous prime is 14321639. The next prime is 14321647. The reversal of 14321642 is 24612341.

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., 14205361 + 116281 = 3769^2 + 341^2 .

It is not an unprimeable number, because it can be changed into a prime (14321647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3580409 + ... + 3580412.

Almost surely, 2^14321642 is an apocalyptic number.

14321642 is a deficient number, since it is larger than the sum of its proper divisors (7160824).

14321642 is an equidigital number, since it uses as much as digits as its factorization.

14321642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7160823.

The product of its digits is 1152, while the sum is 23.

The square root of 14321642 is about 3784.3945354574. The cubic root of 14321642 is about 242.8459906891.

Adding to 14321642 its reverse (24612341), we get a palindrome (38933983).

The spelling of 14321642 in words is "fourteen million, three hundred twenty-one thousand, six hundred forty-two".