14420664 has 48 divisors (see below), whose sum is σ = 39803400. Its totient is φ = 4714944.

The previous prime is 14420663. The next prime is 14420683. The reversal of 14420664 is 46602441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14420663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1927 + ... + 5705.

Almost surely, 2^14420664 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 14420664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19901700).

14420664 is an abundant number, since it is smaller than the sum of its proper divisors (25382736).

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

14420664 is a wasteful number, since it uses less digits than its factorization.

14420664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3844 (or 3837 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 14420664 is about 3797.4549371915. The cubic root of 14420664 is about 243.4043970005.

The spelling of 14420664 in words is "fourteen million, four hundred twenty thousand, six hundred sixty-four".