486743820 has 24 divisors (see below), whose sum is σ = 1362882864. Its totient is φ = 129798336.

The previous prime is 486743809. The next prime is 486743821. The reversal of 486743820 is 28347684.

It is not an unprimeable number, because it can be changed into a prime (486743821) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 4056139 + ... + 4056258.

It is an arithmetic number, because the mean of its divisors is an integer number (56786786).

Almost surely, 2^486743820 is an apocalyptic number.

It is an amenable number.

486743820 is an abundant number, since it is smaller than the sum of its proper divisors (876139044).

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

486743820 is a wasteful number, since it uses less digits than its factorization.

486743820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8112409 (or 8112407 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 42.

The square root of 486743820 is about 22062.2714152464. The cubic root of 486743820 is about 786.6233166606.

The spelling of 486743820 in words is "four hundred eighty-six million, seven hundred forty-three thousand, eight hundred twenty".