486657812 has 6 divisors (see below), whose sum is σ = 851651178. Its totient is φ = 243328904.

The previous prime is 486657803. The next prime is 486657893. The reversal of 486657812 is 218756684.

It can be written as a sum of positive squares in only one way, i.e., 468029956 + 18627856 = 21634^2 + 4316^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60832223 + ... + 60832230.

It is an arithmetic number, because the mean of its divisors is an integer number (141941863).

Almost surely, 2^486657812 is an apocalyptic number.

It is an amenable number.

486657812 is a deficient number, since it is larger than the sum of its proper divisors (364993366).

486657812 is a wasteful number, since it uses less digits than its factorization.

486657812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121664457 (or 121664455 counting only the distinct ones).

The product of its digits is 645120, while the sum is 47.

The square root of 486657812 is about 22060.3221191351. The cubic root of 486657812 is about 786.5769816203.

The spelling of 486657812 in words is "four hundred eighty-six million, six hundred fifty-seven thousand, eight hundred twelve".