14320240 has 40 divisors (see below), whose sum is σ = 36323568. Its totient is φ = 5207040.

The previous prime is 14320231. The next prime is 14320259. The reversal of 14320240 is 4202341.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7257 + ... + 9016.

Almost surely, 2^14320240 is an apocalyptic number.

14320240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14320240 is an abundant number, since it is smaller than the sum of its proper divisors (22003328).

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

14320240 is a wasteful number, since it uses less digits than its factorization.

14320240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16297 (or 16291 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 14320240 is about 3784.2092965374. The cubic root of 14320240 is about 242.8380660580.

Adding to 14320240 its reverse (4202341), we get a palindrome (18522581).

The spelling of 14320240 in words is "fourteen million, three hundred twenty thousand, two hundred forty".