14420345 has 4 divisors (see below), whose sum is σ = 17304420. Its totient is φ = 11536272.

The previous prime is 14420323. The next prime is 14420377. The reversal of 14420345 is 54302441.

14420345 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 2 ways, for example, as 5396329 + 9024016 = 2323^2 + 3004^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14420345 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14420345.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1442030 + ... + 1442039.

It is an arithmetic number, because the mean of its divisors is an integer number (4326105).

Almost surely, 2^14420345 is an apocalyptic number.

It is an amenable number.

14420345 is a deficient number, since it is larger than the sum of its proper divisors (2884075).

14420345 is an equidigital number, since it uses as much as digits as its factorization.

14420345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2884074.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 14420345 is about 3797.4129351441. The cubic root of 14420345 is about 243.4026022016.

Adding to 14420345 its reverse (54302441), we get a palindrome (68722786).

The spelling of 14420345 in words is "fourteen million, four hundred twenty thousand, three hundred forty-five".