220940567 has 2 divisors, whose sum is σ = 220940568. Its totient is φ = 220940566.

The previous prime is 220940557. The next prime is 220940581. The reversal of 220940567 is 765049022.

220940567 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220940567 - 2¹⁴ = 220924183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220940527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110470283 + 110470284.

It is an arithmetic number, because the mean of its divisors is an integer number (110470284).

Almost surely, 2^220940567 is an apocalyptic number.

220940567 is a deficient number, since it is larger than the sum of its proper divisors (1).

220940567 is an equidigital number, since it uses as much as digits as its factorization.

220940567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 220940567 is about 14864.0696647991. The cubic root of 220940567 is about 604.5401573717.

Adding to 220940567 its reverse (765049022), we get a palindrome (985989589).

The spelling of 220940567 in words is "two hundred twenty million, nine hundred forty thousand, five hundred sixty-seven".