361217 has 2 divisors, whose sum is σ = 361218. Its totient is φ = 361216.

The previous prime is 361213. The next prime is 361219. The reversal of 361217 is 712163.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 361201 + 16 = 601^2 + 4^2 .

It is a cyclic number.

It is not a de Polignac number, because 361217 - 2² = 361213 is a prime.

Together with 361219, it forms a pair of twin primes.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 361217.

It is not a weakly prime, because it can be changed into another prime (361211) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180608 + 180609.

It is an arithmetic number, because the mean of its divisors is an integer number (180609).

2³⁶¹²¹⁷ is an apocalyptic number.

It is an amenable number.

361217 is a deficient number, since it is larger than the sum of its proper divisors (1).

361217 is an equidigital number, since it uses as much as digits as its factorization.

361217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252, while the sum is 20.

The square root of 361217 is about 601.0133110007. The cubic root of 361217 is about 71.2179377647.

The spelling of 361217 in words is "three hundred sixty-one thousand, two hundred seventeen".