41442169 has 2 divisors, whose sum is σ = 41442170. Its totient is φ = 41442168.

The previous prime is 41442157. The next prime is 41442199. The reversal of 41442169 is 96124414.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37982569 + 3459600 = 6163^2 + 1860^2 .

It is a cyclic number.

It is not a de Polignac number, because 41442169 - 2⁷ = 41442041 is a prime.

It is a super-2 number, since 2×41442169² = 3434906742849122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 41442169.

It is not a weakly prime, because it can be changed into another prime (41442199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20721084 + 20721085.

It is an arithmetic number, because the mean of its divisors is an integer number (20721085).

Almost surely, 2^41442169 is an apocalyptic number.

It is an amenable number.

41442169 is a deficient number, since it is larger than the sum of its proper divisors (1).

41442169 is an equidigital number, since it uses as much as digits as its factorization.

41442169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 31.

The square root of 41442169 is about 6437.5592424459. The cubic root of 41442169 is about 346.0568836277.

The spelling of 41442169 in words is "forty-one million, four hundred forty-two thousand, one hundred sixty-nine".