25302049 has 2 divisors, whose sum is σ = 25302050. Its totient is φ = 25302048.

The previous prime is 25302023. The next prime is 25302059. The reversal of 25302049 is 94020352.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17139600 + 8162449 = 4140^2 + 2857^2 .

It is a cyclic number.

It is not a de Polignac number, because 25302049 - 2⁹ = 25301537 is a prime.

It is not a weakly prime, because it can be changed into another prime (25302059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12651024 + 12651025.

It is an arithmetic number, because the mean of its divisors is an integer number (12651025).

Almost surely, 2^25302049 is an apocalyptic number.

It is an amenable number.

25302049 is a deficient number, since it is larger than the sum of its proper divisors (1).

25302049 is an equidigital number, since it uses as much as digits as its factorization.

25302049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 25302049 is about 5030.1142134150. The cubic root of 25302049 is about 293.5746583579.

The spelling of 25302049 in words is "twenty-five million, three hundred two thousand, forty-nine".