220740719 has 2 divisors, whose sum is σ = 220740720. Its totient is φ = 220740718.

The previous prime is 220740713. The next prime is 220740743. The reversal of 220740719 is 917047022.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220740719 is a prime.

It is a super-2 number, since 2×220740719² = 97452930049273922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220740713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110370359 + 110370360.

It is an arithmetic number, because the mean of its divisors is an integer number (110370360).

Almost surely, 2^220740719 is an apocalyptic number.

220740719 is a deficient number, since it is larger than the sum of its proper divisors (1).

220740719 is an equidigital number, since it uses as much as digits as its factorization.

220740719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 220740719 is about 14857.3456243032. The cubic root of 220740719 is about 604.3578269096.

The spelling of 220740719 in words is "two hundred twenty million, seven hundred forty thousand, seven hundred nineteen".