496766891 has 2 divisors, whose sum is σ = 496766892. Its totient is φ = 496766890.

The previous prime is 496766887. The next prime is 496766929. The reversal of 496766891 is 198667694.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 496766891 - 2² = 496766887 is a prime.

It is not a weakly prime, because it can be changed into another prime (496766801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248383445 + 248383446.

It is an arithmetic number, because the mean of its divisors is an integer number (248383446).

Almost surely, 2^496766891 is an apocalyptic number.

496766891 is a deficient number, since it is larger than the sum of its proper divisors (1).

496766891 is an equidigital number, since it uses as much as digits as its factorization.

496766891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3919104, while the sum is 56.

The square root of 496766891 is about 22288.2680125666. The cubic root of 496766891 is about 791.9860784505.

The spelling of 496766891 in words is "four hundred ninety-six million, seven hundred sixty-six thousand, eight hundred ninety-one".