485323821 has 12 divisors (see below), whose sum is σ = 737919520. Its totient is φ = 306520200.

The previous prime is 485323819. The next prime is 485323823. The reversal of 485323821 is 128323584.

485323821 is a `hidden beast` number, since 48 + 532 + 3 + 82 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (485323819) and next prime (485323823).

It is not a de Polignac number, because 485323821 - 2¹ = 485323819 is a prime.

It is a super-2 number, since 2×485323821² = 471078422460080082, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485323823) 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 11 ways as a sum of consecutive naturals, for example, 1418905 + ... + 1419246.

Almost surely, 2^485323821 is an apocalyptic number.

It is an amenable number.

485323821 is a deficient number, since it is larger than the sum of its proper divisors (252595699).

485323821 is a wasteful number, since it uses less digits than its factorization.

485323821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2838176 (or 2838173 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 485323821 is about 22030.0662958603. The cubic root of 485323821 is about 785.8576213951.

The spelling of 485323821 in words is "four hundred eighty-five million, three hundred twenty-three thousand, eight hundred twenty-one".