272317 has 2 divisors, whose sum is σ = 272318. Its totient is φ = 272316.
The previous prime is 272299. The next prime is 272329. The reversal of 272317 is 713272.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 251001 + 21316 = 501^2 + 146^2 .
It is a cyclic number.
It is not a de Polignac number, because 272317 - 27 = 272189 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (272347) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136158 + 136159.
It is an arithmetic number, because the mean of its divisors is an integer number (136159).
2272317 is an apocalyptic number.
It is an amenable number.
272317 is a deficient number, since it is larger than the sum of its proper divisors (1).
272317 is an equidigital number, since it uses as much as digits as its factorization.
272317 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 588, while the sum is 22.
The square root of 272317 is about 521.8400137973. The cubic root of 272317 is about 64.8173967669.
Adding to 272317 its reverse (713272), we get a palindrome (985589).
The spelling of 272317 in words is "two hundred seventy-two thousand, three hundred seventeen", and thus it is an iban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •