463676891 has 2 divisors, whose sum is σ = 463676892. Its totient is φ = 463676890.

The previous prime is 463676881. The next prime is 463676959. The reversal of 463676891 is 198676364.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 463676891 - 2²² = 459482587 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (463676881) 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, 231838445 + 231838446.

It is an arithmetic number, because the mean of its divisors is an integer number (231838446).

Almost surely, 2^463676891 is an apocalyptic number.

463676891 is a deficient number, since it is larger than the sum of its proper divisors (1).

463676891 is an equidigital number, since it uses as much as digits as its factorization.

463676891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 50.

The square root of 463676891 is about 21533.1579430422. The cubic root of 463676891 is about 773.9955859550.

The spelling of 463676891 in words is "four hundred sixty-three million, six hundred seventy-six thousand, eight hundred ninety-one".