825259 has 2 divisors, whose sum is σ = 825260. Its totient is φ = 825258.

The previous prime is 825247. The next prime is 825277. The reversal of 825259 is 952528.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 825259 - 2⁷ = 825131 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 825259.

It is not a weakly prime, because it can be changed into another prime (825229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 412629 + 412630.

It is an arithmetic number, because the mean of its divisors is an integer number (412630).

2⁸²⁵²⁵⁹ is an apocalyptic number.

825259 is a deficient number, since it is larger than the sum of its proper divisors (1).

825259 is an equidigital number, since it uses as much as digits as its factorization.

825259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7200, while the sum is 31.

The square root of 825259 is about 908.4376698486. The cubic root of 825259 is about 93.7986864154.

The spelling of 825259 in words is "eight hundred twenty-five thousand, two hundred fifty-nine".