14400725 has 6 divisors (see below), whose sum is σ = 17856930. Its totient is φ = 11520560.

The previous prime is 14400721. The next prime is 14400731. The reversal of 14400725 is 52700441.

It can be written as a sum of positive squares in 3 ways, for example, as 195364 + 14205361 = 442^2 + 3769^2 .

It is not a de Polignac number, because 14400725 - 2² = 14400721 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14400725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14400721) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 287990 + ... + 288039.

It is an arithmetic number, because the mean of its divisors is an integer number (2976155).

Almost surely, 2^14400725 is an apocalyptic number.

It is an amenable number.

14400725 is a deficient number, since it is larger than the sum of its proper divisors (3456205).

14400725 is an equidigital number, since it uses as much as digits as its factorization.

14400725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576039 (or 576034 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 14400725 is about 3794.8287181374. The cubic root of 14400725 is about 243.2921627141.

The spelling of 14400725 in words is "fourteen million, four hundred thousand, seven hundred twenty-five".