342227117 has 2 divisors, whose sum is σ = 342227118. Its totient is φ = 342227116.

The previous prime is 342227113. The next prime is 342227147. The reversal of 342227117 is 711722243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 336685801 + 5541316 = 18349^2 + 2354^2 .

It is an emirp because it is prime and its reverse (711722243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 342227117 - 2² = 342227113 is a prime.

It is a super-2 number, since 2×342227117² = 234238799220263378, 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 342227117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342227113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171113558 + 171113559.

It is an arithmetic number, because the mean of its divisors is an integer number (171113559).

Almost surely, 2^342227117 is an apocalyptic number.

It is an amenable number.

342227117 is a deficient number, since it is larger than the sum of its proper divisors (1).

342227117 is an equidigital number, since it uses as much as digits as its factorization.

342227117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4704, while the sum is 29.

The square root of 342227117 is about 18499.3815302026. The cubic root of 342227117 is about 699.4738338496.

The spelling of 342227117 in words is "three hundred forty-two million, two hundred twenty-seven thousand, one hundred seventeen".