823952471 has 2 divisors, whose sum is σ = 823952472. Its totient is φ = 823952470.

The previous prime is 823952453. The next prime is 823952497. The reversal of 823952471 is 174259328.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 823952471 - 2⁶ = 823952407 is a prime.

It is a super-3 number, since 3×823952471³ (a number of 28 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (823952401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 411976235 + 411976236.

It is an arithmetic number, because the mean of its divisors is an integer number (411976236).

Almost surely, 2^823952471 is an apocalyptic number.

823952471 is a deficient number, since it is larger than the sum of its proper divisors (1).

823952471 is an equidigital number, since it uses as much as digits as its factorization.

823952471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 41.

The square root of 823952471 is about 28704.5723012903. The cubic root of 823952471 is about 937.4916037411.

The spelling of 823952471 in words is "eight hundred twenty-three million, nine hundred fifty-two thousand, four hundred seventy-one".