14420136 has 64 divisors (see below), whose sum is σ = 37540800. Its totient is φ = 4612608.

The previous prime is 14420123. The next prime is 14420141. The reversal of 14420136 is 63102441.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91770 + ... + 91926.

It is an arithmetic number, because the mean of its divisors is an integer number (586575).

Almost surely, 2^14420136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14420136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18770400).

14420136 is an abundant number, since it is smaller than the sum of its proper divisors (23120664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14420136 is a wasteful number, since it uses less digits than its factorization.

14420136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298 (or 294 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 14420136 is about 3797.3854163095. The cubic root of 14420136 is about 243.4014262845.

Adding to 14420136 its reverse (63102441), we get a palindrome (77522577).

The spelling of 14420136 in words is "fourteen million, four hundred twenty thousand, one hundred thirty-six".