14316640 has 48 divisors (see below), whose sum is σ = 36430128. Its totient is φ = 5285376.

The previous prime is 14316619. The next prime is 14316641. The reversal of 14316640 is 4661341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14316641) 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 7 ways as a sum of consecutive naturals, for example, 1362 + ... + 5521.

It is an arithmetic number, because the mean of its divisors is an integer number (758961).

Almost surely, 2^14316640 is an apocalyptic number.

14316640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14316640 is an abundant number, since it is smaller than the sum of its proper divisors (22113488).

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

14316640 is a wasteful number, since it uses less digits than its factorization.

14316640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6911 (or 6903 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 14316640 is about 3783.7336058449. The cubic root of 14316640 is about 242.8177151350.

Adding to 14316640 its reverse (4661341), we get a palindrome (18977981).

The spelling of 14316640 in words is "fourteen million, three hundred sixteen thousand, six hundred forty".