486494838 has 24 divisors (see below), whose sum is σ = 1076501088. Its totient is φ = 158714352.

The previous prime is 486494837. The next prime is 486494843. The reversal of 486494838 is 838494684.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (486494837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 286681 + ... + 288372.

It is an arithmetic number, because the mean of its divisors is an integer number (44854212).

Almost surely, 2^486494838 is an apocalyptic number.

486494838 is an abundant number, since it is smaller than the sum of its proper divisors (590006250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

486494838 is a wasteful number, since it uses less digits than its factorization.

486494838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575108 (or 575105 counting only the distinct ones).

The product of its digits is 5308416, while the sum is 54.

The square root of 486494838 is about 22056.6279834430. The cubic root of 486494838 is about 786.4891677559.

The spelling of 486494838 in words is "four hundred eighty-six million, four hundred ninety-four thousand, eight hundred thirty-eight".