25528301 has 2 divisors, whose sum is σ = 25528302. Its totient is φ = 25528300.

The previous prime is 25528259. The next prime is 25528313. The reversal of 25528301 is 10382552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18232900 + 7295401 = 4270^2 + 2701^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25528301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25528331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12764150 + 12764151.

It is an arithmetic number, because the mean of its divisors is an integer number (12764151).

Almost surely, 2^25528301 is an apocalyptic number.

It is an amenable number.

25528301 is a deficient number, since it is larger than the sum of its proper divisors (1).

25528301 is an equidigital number, since it uses as much as digits as its factorization.

25528301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 25528301 is about 5052.5539086684. The cubic root of 25528301 is about 294.4471153536.

The spelling of 25528301 in words is "twenty-five million, five hundred twenty-eight thousand, three hundred one".