825736423 has 2 divisors, whose sum is σ = 825736424. Its totient is φ = 825736422.

The previous prime is 825736397. The next prime is 825736451. The reversal of 825736423 is 324637528.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 825736423 - 2¹³ = 825728231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (825736463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 412868211 + 412868212.

It is an arithmetic number, because the mean of its divisors is an integer number (412868212).

Almost surely, 2^825736423 is an apocalyptic number.

825736423 is a deficient number, since it is larger than the sum of its proper divisors (1).

825736423 is an equidigital number, since it uses as much as digits as its factorization.

825736423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 40.

The square root of 825736423 is about 28735.6298521539. The cubic root of 825736423 is about 938.1677084606.

The spelling of 825736423 in words is "eight hundred twenty-five million, seven hundred thirty-six thousand, four hundred twenty-three".