486746891 has 2 divisors, whose sum is σ = 486746892. Its totient is φ = 486746890.

The previous prime is 486746881. The next prime is 486746929. The reversal of 486746891 is 198647684.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 486746891 - 2¹⁰ = 486745867 is a prime.

It is not a weakly prime, because it can be changed into another prime (486746831) 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, 243373445 + 243373446.

It is an arithmetic number, because the mean of its divisors is an integer number (243373446).

Almost surely, 2^486746891 is an apocalyptic number.

486746891 is a deficient number, since it is larger than the sum of its proper divisors (1).

486746891 is an equidigital number, since it uses as much as digits as its factorization.

486746891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2322432, while the sum is 53.

The square root of 486746891 is about 22062.3410135915. The cubic root of 486746891 is about 786.6249709978.

The spelling of 486746891 in words is "four hundred eighty-six million, seven hundred forty-six thousand, eight hundred ninety-one".