25014449 has 2 divisors, whose sum is σ = 25014450. Its totient is φ = 25014448.

The previous prime is 25014439. The next prime is 25014461. The reversal of 25014449 is 94441052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14386849 + 10627600 = 3793^2 + 3260^2 .

It is a cyclic number.

It is not a de Polignac number, because 25014449 - 2¹² = 25010353 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (25014439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12507224 + 12507225.

It is an arithmetic number, because the mean of its divisors is an integer number (12507225).

Almost surely, 2^25014449 is an apocalyptic number.

It is an amenable number.

25014449 is a deficient number, since it is larger than the sum of its proper divisors (1).

25014449 is an equidigital number, since it uses as much as digits as its factorization.

25014449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 25014449 is about 5001.4446912867. Note that the first 3 decimals coincide. The cubic root of 25014449 is about 292.4580951486.

The spelling of 25014449 in words is "twenty-five million, fourteen thousand, four hundred forty-nine".