2229169 has 2 divisors, whose sum is σ = 2229170. Its totient is φ = 2229168.

The previous prime is 2229167. The next prime is 2229239. The reversal of 2229169 is 9619222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2146225 + 82944 = 1465^2 + 288^2 .

It is a cyclic number.

It is not a de Polignac number, because 2229169 - 2¹ = 2229167 is a prime.

It is a super-2 number, since 2×2229169² = 9938388861122, which contains 22 as substring.

Together with 2229167, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 2⁷ + 2¹⁷ + 2²¹ + 9² + 1 + 6 + 9³ .

It is a self number, because there is not a number n which added to its sum of digits gives 2229169.

It is not a weakly prime, because it can be changed into another prime (2229167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1114584 + 1114585.

It is an arithmetic number, because the mean of its divisors is an integer number (1114585).

2^2229169 is an apocalyptic number.

It is an amenable number.

2229169 is a deficient number, since it is larger than the sum of its proper divisors (1).

2229169 is an equidigital number, since it uses as much as digits as its factorization.

2229169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 31.

The square root of 2229169 is about 1493.0401870010. The cubic root of 2229169 is about 130.6314251702.

The spelling of 2229169 in words is "two million, two hundred twenty-nine thousand, one hundred sixty-nine".