14326440 has 64 divisors (see below), whose sum is σ = 43234560. Its totient is φ = 3797760.

The previous prime is 14326421. The next prime is 14326441. The reversal of 14326440 is 4462341.

14326440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 14326440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14326441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33025 + ... + 33455.

It is an arithmetic number, because the mean of its divisors is an integer number (675540).

Almost surely, 2^14326440 is an apocalyptic number.

14326440 is a gapful number since it is divisible by the number (10) 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 14326440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21617280).

14326440 is an abundant number, since it is smaller than the sum of its proper divisors (28908120).

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

14326440 is a wasteful number, since it uses less digits than its factorization.

14326440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722 (or 718 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 14326440 is about 3785.0284014786. The cubic root of 14326440 is about 242.8731068761.

Adding to 14326440 its reverse (4462341), we get a palindrome (18788781).

The spelling of 14326440 in words is "fourteen million, three hundred twenty-six thousand, four hundred forty".