220044697 has 2 divisors, whose sum is σ = 220044698. Its totient is φ = 220044696.

The previous prime is 220044673. The next prime is 220044701. The reversal of 220044697 is 796440022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 219365721 + 678976 = 14811^2 + 824^2 .

It is a cyclic number.

It is not a de Polignac number, because 220044697 - 2⁷ = 220044569 is a prime.

It is not a weakly prime, because it can be changed into another prime (220044667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110022348 + 110022349.

It is an arithmetic number, because the mean of its divisors is an integer number (110022349).

Almost surely, 2^220044697 is an apocalyptic number.

It is an amenable number.

220044697 is a deficient number, since it is larger than the sum of its proper divisors (1).

220044697 is an equidigital number, since it uses as much as digits as its factorization.

220044697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 220044697 is about 14833.9036332315. The cubic root of 220044697 is about 603.7219538401.

The spelling of 220044697 in words is "two hundred twenty million, forty-four thousand, six hundred ninety-seven".