14069664 has 108 divisors (see below), whose sum is σ = 46589634. Its totient is φ = 4015872.

The previous prime is 14069651. The next prime is 14069681. The reversal of 14069664 is 46696041.

It can be written as a sum of positive squares in only one way, i.e., 9659664 + 4410000 = 3108^2 + 2100^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 13614 + ... + 14610.

Almost surely, 2^14069664 is an apocalyptic number.

14069664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14069664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23294817).

14069664 is an abundant number, since it is smaller than the sum of its proper divisors (32519970).

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

14069664 is a wasteful number, since it uses less digits than its factorization.

14069664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027 (or 1009 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 14069664 is about 3750.9550783767. The cubic root of 14069664 is about 241.4133274357.

The spelling of 14069664 in words is "fourteen million, sixty-nine thousand, six hundred sixty-four".