485275823 has 2 divisors, whose sum is σ = 485275824. Its totient is φ = 485275822.

The previous prime is 485275787. The next prime is 485275871. The reversal of 485275823 is 328572584.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-485275823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485275123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242637911 + 242637912.

It is an arithmetic number, because the mean of its divisors is an integer number (242637912).

Almost surely, 2^485275823 is an apocalyptic number.

485275823 is a deficient number, since it is larger than the sum of its proper divisors (1).

485275823 is an equidigital number, since it uses as much as digits as its factorization.

485275823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 537600, while the sum is 44.

The square root of 485275823 is about 22028.9768940820. The cubic root of 485275823 is about 785.8317137186.

The spelling of 485275823 in words is "four hundred eighty-five million, two hundred seventy-five thousand, eight hundred twenty-three".