486047819 has 2 divisors, whose sum is σ = 486047820. Its totient is φ = 486047818.

The previous prime is 486047813. The next prime is 486047831. The reversal of 486047819 is 918740684.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 486047819 - 2⁴ = 486047803 is a prime.

It is a super-2 number, since 2×486047819² = 472484964709313522, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (486047813) 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 as a sum of consecutive naturals, namely, 243023909 + 243023910.

It is an arithmetic number, because the mean of its divisors is an integer number (243023910).

Almost surely, 2^486047819 is an apocalyptic number.

486047819 is a deficient number, since it is larger than the sum of its proper divisors (1).

486047819 is an equidigital number, since it uses as much as digits as its factorization.

486047819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 387072, while the sum is 47.

The square root of 486047819 is about 22046.4922153162. The cubic root of 486047819 is about 786.2482036789.

The spelling of 486047819 in words is "four hundred eighty-six million, forty-seven thousand, eight hundred nineteen".