14440025 has 6 divisors (see below), whose sum is σ = 17905662. Its totient is φ = 11552000.

The previous prime is 14440001. The next prime is 14440031. The reversal of 14440025 is 52004441.

It can be written as a sum of positive squares in 3 ways, for example, as 5180176 + 9259849 = 2276^2 + 3043^2 .

It is not a de Polignac number, because 14440025 - 2¹² = 14435929 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 14439979 and 14440006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 288776 + ... + 288825.

It is an arithmetic number, because the mean of its divisors is an integer number (2984277).

Almost surely, 2^14440025 is an apocalyptic number.

It is an amenable number.

14440025 is a deficient number, since it is larger than the sum of its proper divisors (3465637).

14440025 is an equidigital number, since it uses as much as digits as its factorization.

14440025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577611 (or 577606 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 14440025 is about 3800.0032894723. The cubic root of 14440025 is about 243.5132788360.

Adding to 14440025 its reverse (52004441), we get a palindrome (66444466).

It can be divided in two parts, 144400 and 25, that multiplied together give a square (3610000 = 1900²).

The spelling of 14440025 in words is "fourteen million, four hundred forty thousand, twenty-five".