220798607 has 2 divisors, whose sum is σ = 220798608. Its totient is φ = 220798606.

The previous prime is 220798561. The next prime is 220798637. The reversal of 220798607 is 706897022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220798607 - 2²² = 216604303 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220798637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110399303 + 110399304.

It is an arithmetic number, because the mean of its divisors is an integer number (110399304).

Almost surely, 2^220798607 is an apocalyptic number.

220798607 is a deficient number, since it is larger than the sum of its proper divisors (1).

220798607 is an equidigital number, since it uses as much as digits as its factorization.

220798607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 220798607 is about 14859.2936238571. The cubic root of 220798607 is about 604.4106520948.

The spelling of 220798607 in words is "two hundred twenty million, seven hundred ninety-eight thousand, six hundred seven".