14725520 has 80 divisors (see below), whose sum is σ = 36640512. Its totient is φ = 5491200.

The previous prime is 14725511. The next prime is 14725531. The reversal of 14725520 is 2552741.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 14725520.

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, 97445 + ... + 97595.

Almost surely, 2^14725520 is an apocalyptic number.

14725520 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 14725520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18320256).

14725520 is an abundant number, since it is smaller than the sum of its proper divisors (21914992).

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

14725520 is a wasteful number, since it uses less digits than its factorization.

14725520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240 (or 234 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 14725520 is about 3837.3845259499. The cubic root of 14725520 is about 245.1076578090.

The spelling of 14725520 in words is "fourteen million, seven hundred twenty-five thousand, five hundred twenty".