14420438 has 8 divisors (see below), whose sum is σ = 22158360. Its totient is φ = 7034320.

The previous prime is 14420431. The next prime is 14420459. The reversal of 14420438 is 83402441.

14420438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×14420438² = 415898064223688, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14420431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87848 + ... + 88011.

It is an arithmetic number, because the mean of its divisors is an integer number (2769795).

Almost surely, 2^14420438 is an apocalyptic number.

14420438 is a deficient number, since it is larger than the sum of its proper divisors (7737922).

14420438 is a wasteful number, since it uses less digits than its factorization.

14420438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175902.

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 14420438 is about 3797.4251803031. The cubic root of 14420438 is about 243.4031254529.

Adding to 14420438 its reverse (83402441), we get a palindrome (97822879).

The spelling of 14420438 in words is "fourteen million, four hundred twenty thousand, four hundred thirty-eight".