485323861 has 16 divisors (see below), whose sum is σ = 537334848. Its totient is φ = 438300720.

The previous prime is 485323849. The next prime is 485323889. The reversal of 485323861 is 168323584.

It is not a de Polignac number, because 485323861 - 2²³ = 476935253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485323801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215835 + ... + 218071.

It is an arithmetic number, because the mean of its divisors is an integer number (33583428).

Almost surely, 2^485323861 is an apocalyptic number.

It is an amenable number.

485323861 is a deficient number, since it is larger than the sum of its proper divisors (52010987).

485323861 is a wasteful number, since it uses less digits than its factorization.

485323861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2433 (or 2411 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 485323861 is about 22030.0672037105. The cubic root of 485323861 is about 785.8576429851.

The spelling of 485323861 in words is "four hundred eighty-five million, three hundred twenty-three thousand, eight hundred sixty-one".