220714517 has 2 divisors, whose sum is σ = 220714518. Its totient is φ = 220714516.

The previous prime is 220714511. The next prime is 220714567. The reversal of 220714517 is 715417022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118178641 + 102535876 = 10871^2 + 10126^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220714517 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220714517.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220714511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110357258 + 110357259.

It is an arithmetic number, because the mean of its divisors is an integer number (110357259).

Almost surely, 2^220714517 is an apocalyptic number.

It is an amenable number.

220714517 is a deficient number, since it is larger than the sum of its proper divisors (1).

220714517 is an equidigital number, since it uses as much as digits as its factorization.

220714517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3920, while the sum is 29.

The square root of 220714517 is about 14856.4638120920. The cubic root of 220714517 is about 604.3339134687. Note that the first 3 decimals are identical.

The spelling of 220714517 in words is "two hundred twenty million, seven hundred fourteen thousand, five hundred seventeen".