485381812 has 6 divisors (see below), whose sum is σ = 849418178. Its totient is φ = 242690904.

The previous prime is 485381783. The next prime is 485381843. The reversal of 485381812 is 218183584.

It can be written as a sum of positive squares in only one way, i.e., 345811216 + 139570596 = 18596^2 + 11814^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 60672723 + ... + 60672730.

Almost surely, 2^485381812 is an apocalyptic number.

It is an amenable number.

485381812 is a deficient number, since it is larger than the sum of its proper divisors (364036366).

485381812 is a wasteful number, since it uses less digits than its factorization.

485381812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121345457 (or 121345455 counting only the distinct ones).

The product of its digits is 61440, while the sum is 40.

The square root of 485381812 is about 22031.3824350629. The cubic root of 485381812 is about 785.8889206723. Note that the first 3 decimals are identical.

The spelling of 485381812 in words is "four hundred eighty-five million, three hundred eighty-one thousand, eight hundred twelve".