220468867 has 2 divisors, whose sum is σ = 220468868. Its totient is φ = 220468866.

The previous prime is 220468847. The next prime is 220468889. The reversal of 220468867 is 768864022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220468867 - 2⁷ = 220468739 is a prime.

It is not a weakly prime, because it can be changed into another prime (220468847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110234433 + 110234434.

It is an arithmetic number, because the mean of its divisors is an integer number (110234434).

Almost surely, 2^220468867 is an apocalyptic number.

220468867 is a deficient number, since it is larger than the sum of its proper divisors (1).

220468867 is an equidigital number, since it uses as much as digits as its factorization.

220468867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 258048, while the sum is 43.

The square root of 220468867 is about 14848.1940652727. The cubic root of 220468867 is about 604.1096271562.

The spelling of 220468867 in words is "two hundred twenty million, four hundred sixty-eight thousand, eight hundred sixty-seven".