220301489 has 2 divisors, whose sum is σ = 220301490. Its totient is φ = 220301488.

The previous prime is 220301483. The next prime is 220301563. The reversal of 220301489 is 984103022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140019889 + 80281600 = 11833^2 + 8960^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220301489 is a prime.

It is a Chen prime.

It is equal to p_12138149 and since 220301489 and 12138149 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (220301483) 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, 110150744 + 110150745.

It is an arithmetic number, because the mean of its divisors is an integer number (110150745).

Almost surely, 2^220301489 is an apocalyptic number.

It is an amenable number.

220301489 is a deficient number, since it is larger than the sum of its proper divisors (1).

220301489 is an equidigital number, since it uses as much as digits as its factorization.

220301489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 220301489 is about 14842.5566867706. The cubic root of 220301489 is about 603.9567102360.

The spelling of 220301489 in words is "two hundred twenty million, three hundred one thousand, four hundred eighty-nine".