485323823 has 2 divisors, whose sum is σ = 485323824. Its totient is φ = 485323822.

The previous prime is 485323819. The next prime is 485323831. The reversal of 485323823 is 328323584.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 485323823 - 2² = 485323819 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485323723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242661911 + 242661912.

It is an arithmetic number, because the mean of its divisors is an integer number (242661912).

Almost surely, 2^485323823 is an apocalyptic number.

485323823 is a deficient number, since it is larger than the sum of its proper divisors (1).

485323823 is an equidigital number, since it uses as much as digits as its factorization.

485323823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 138240, while the sum is 38.

The square root of 485323823 is about 22030.0663412528. The cubic root of 485323823 is about 785.8576224746.

The spelling of 485323823 in words is "four hundred eighty-five million, three hundred twenty-three thousand, eight hundred twenty-three".