2721467867 has 2 divisors, whose sum is σ = 2721467868. Its totient is φ = 2721467866.

The previous prime is 2721467857. The next prime is 2721467921. The reversal of 2721467867 is 7687641272.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2721467867 - 2⁶ = 2721467803 is a prime.

It is a super-2 number, since 2×2721467867² = 14812774702227059378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2721467857) 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, 1360733933 + 1360733934.

It is an arithmetic number, because the mean of its divisors is an integer number (1360733934).

Almost surely, 2^2721467867 is an apocalyptic number.

2721467867 is a deficient number, since it is larger than the sum of its proper divisors (1).

2721467867 is an equidigital number, since it uses as much as digits as its factorization.

2721467867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1580544, while the sum is 50.

The square root of 2721467867 is about 52167.6898760143. The cubic root of 2721467867 is about 1396.1574677736.

The spelling of 2721467867 in words is "two billion, seven hundred twenty-one million, four hundred sixty-seven thousand, eight hundred sixty-seven".