404022322189 has 2 divisors, whose sum is σ = 404022322190. Its totient is φ = 404022322188.

The previous prime is 404022322169. The next prime is 404022322243. The reversal of 404022322189 is 981223220404.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 404000072100 + 22250089 = 635610^2 + 4717^2 .

It is a cyclic number.

It is not a de Polignac number, because 404022322189 - 2⁵ = 404022322157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404022322169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202011161094 + 202011161095.

It is an arithmetic number, because the mean of its divisors is an integer number (202011161095).

Almost surely, 2^404022322189 is an apocalyptic number.

It is an amenable number.

404022322189 is a deficient number, since it is larger than the sum of its proper divisors (1).

404022322189 is an equidigital number, since it uses as much as digits as its factorization.

404022322189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 37.

The spelling of 404022322189 in words is "four hundred four billion, twenty-two million, three hundred twenty-two thousand, one hundred eighty-nine".