220314389 has 2 divisors, whose sum is σ = 220314390. Its totient is φ = 220314388.

The previous prime is 220314379. The next prime is 220314403. The reversal of 220314389 is 983413022.

It is a happy number.

220314389 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 can be written as a sum of positive squares in only one way, i.e., 180687364 + 39627025 = 13442^2 + 6295^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220314389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220314379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110157194 + 110157195.

It is an arithmetic number, because the mean of its divisors is an integer number (110157195).

Almost surely, 2^220314389 is an apocalyptic number.

It is an amenable number.

220314389 is a deficient number, since it is larger than the sum of its proper divisors (1).

220314389 is an equidigital number, since it uses as much as digits as its factorization.

220314389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 220314389 is about 14842.9912416602. The cubic root of 220314389 is about 603.9684984594.

The spelling of 220314389 in words is "two hundred twenty million, three hundred fourteen thousand, three hundred eighty-nine".