825896879 has 2 divisors, whose sum is σ = 825896880. Its totient is φ = 825896878.

The previous prime is 825896821. The next prime is 825896891. The reversal of 825896879 is 978698528.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 825896879 - 2⁸ = 825896623 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (821896879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 412948439 + 412948440.

It is an arithmetic number, because the mean of its divisors is an integer number (412948440).

Almost surely, 2^825896879 is an apocalyptic number.

825896879 is a deficient number, since it is larger than the sum of its proper divisors (1).

825896879 is an equidigital number, since it uses as much as digits as its factorization.

825896879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17418240, while the sum is 62.

The square root of 825896879 is about 28738.4216511624. The cubic root of 825896879 is about 938.2284723574.

The spelling of 825896879 in words is "eight hundred twenty-five million, eight hundred ninety-six thousand, eight hundred seventy-nine".