549671867 has 2 divisors, whose sum is σ = 549671868. Its totient is φ = 549671866.

The previous prime is 549671839. The next prime is 549671879. The reversal of 549671867 is 768176945.

549671867 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 549671867 - 2⁶ = 549671803 is a prime.

It is a super-2 number, since 2×549671867² = 604278322742531378, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (549671827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274835933 + 274835934.

It is an arithmetic number, because the mean of its divisors is an integer number (274835934).

Almost surely, 2^549671867 is an apocalyptic number.

549671867 is a deficient number, since it is larger than the sum of its proper divisors (1).

549671867 is an equidigital number, since it uses as much as digits as its factorization.

549671867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2540160, while the sum is 53.

The square root of 549671867 is about 23445.0819363038. The cubic root of 549671867 is about 819.1583010071.

The spelling of 549671867 in words is "five hundred forty-nine million, six hundred seventy-one thousand, eight hundred sixty-seven".