484867891 has 2 divisors, whose sum is σ = 484867892. Its totient is φ = 484867890.

The previous prime is 484867837. The next prime is 484867919. The reversal of 484867891 is 198768484.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 484867891 - 2²⁵ = 451313459 is a prime.

It is a Chen prime.

It is equal to p_25599889 and since 484867891 and 25599889 have the same sum of digits, it is a Honaker prime.

It is a zygodrome in base 2.

It is not a weakly prime, because it can be changed into another prime (484862891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242433945 + 242433946.

It is an arithmetic number, because the mean of its divisors is an integer number (242433946).

Almost surely, 2^484867891 is an apocalyptic number.

484867891 is a deficient number, since it is larger than the sum of its proper divisors (1).

484867891 is an equidigital number, since it uses as much as digits as its factorization.

484867891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3096576, while the sum is 55.

The square root of 484867891 is about 22019.7159609292. The cubic root of 484867891 is about 785.6114570083.

The spelling of 484867891 in words is "four hundred eighty-four million, eight hundred sixty-seven thousand, eight hundred ninety-one".