825700241 has 2 divisors, whose sum is σ = 825700242. Its totient is φ = 825700240.

The previous prime is 825700237. The next prime is 825700247. The reversal of 825700241 is 142007528.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 825700225 + 16 = 28735^2 + 4^2 .

It is a cyclic number.

It is not a de Polignac number, because 825700241 - 2² = 825700237 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (825700247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 412850120 + 412850121.

It is an arithmetic number, because the mean of its divisors is an integer number (412850121).

Almost surely, 2^825700241 is an apocalyptic number.

It is an amenable number.

825700241 is a deficient number, since it is larger than the sum of its proper divisors (1).

825700241 is an equidigital number, since it uses as much as digits as its factorization.

825700241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 825700241 is about 28735.0002784061. Note that the first 3 decimals coincide. The cubic root of 825700241 is about 938.1540054278.

Adding to 825700241 its reverse (142007528), we get a palindrome (967707769).

The spelling of 825700241 in words is "eight hundred twenty-five million, seven hundred thousand, two hundred forty-one".