14345720 has 64 divisors (see below), whose sum is σ = 34020000. Its totient is φ = 5436928.

The previous prime is 14345717. The next prime is 14345743. The reversal of 14345720 is 2754341.

It is a self number, because there is not a number n which added to its sum of digits gives 14345720.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96206 + ... + 96354.

Almost surely, 2^14345720 is an apocalyptic number.

14345720 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 14345720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17010000).

14345720 is an abundant number, since it is smaller than the sum of its proper divisors (19674280).

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

14345720 is a wasteful number, since it uses less digits than its factorization.

14345720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272 (or 268 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 14345720 is about 3787.5744217111. The cubic root of 14345720 is about 242.9820079596.

The spelling of 14345720 in words is "fourteen million, three hundred forty-five thousand, seven hundred twenty".