825230479 has 2 divisors, whose sum is σ = 825230480. Its totient is φ = 825230478.

The previous prime is 825230453. The next prime is 825230489. The reversal of 825230479 is 974032528.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 825230479 - 2⁹ = 825229967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (825230449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 412615239 + 412615240.

It is an arithmetic number, because the mean of its divisors is an integer number (412615240).

Almost surely, 2^825230479 is an apocalyptic number.

825230479 is a deficient number, since it is larger than the sum of its proper divisors (1).

825230479 is an equidigital number, since it uses as much as digits as its factorization.

825230479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 825230479 is about 28726.8250769207. The cubic root of 825230479 is about 937.9760584024.

The spelling of 825230479 in words is "eight hundred twenty-five million, two hundred thirty thousand, four hundred seventy-nine".