14243402 has 4 divisors (see below), whose sum is σ = 21365106. Its totient is φ = 7121700.

The previous prime is 14243401. The next prime is 14243413. The reversal of 14243402 is 20434241.

14243402 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., 11417641 + 2825761 = 3379^2 + 1681^2 .

It is not an unprimeable number, because it can be changed into a prime (14243401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3560849 + ... + 3560852.

Almost surely, 2^14243402 is an apocalyptic number.

14243402 is a deficient number, since it is larger than the sum of its proper divisors (7121704).

14243402 is an equidigital number, since it uses as much as digits as its factorization.

14243402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7121703.

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

The square root of 14243402 is about 3774.0431900019. The cubic root of 14243402 is about 242.4029554658.

Adding to 14243402 its reverse (20434241), we get a palindrome (34677643).

The spelling of 14243402 in words is "fourteen million, two hundred forty-three thousand, four hundred two".