2617247 has 2 divisors, whose sum is σ = 2617248. Its totient is φ = 2617246.

The previous prime is 2617243. The next prime is 2617253. The reversal of 2617247 is 7427162.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2617247 - 2² = 2617243 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2617243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1308623 + 1308624.

It is an arithmetic number, because the mean of its divisors is an integer number (1308624).

2^2617247 is an apocalyptic number.

2617247 is a deficient number, since it is larger than the sum of its proper divisors (1).

2617247 is an equidigital number, since it uses as much as digits as its factorization.

2617247 is an odious number, because the sum of its binary digits is odd.

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

The square root of 2617247 is about 1617.7907775729. The cubic root of 2617247 is about 137.8102657567.

The spelling of 2617247 in words is "two million, six hundred seventeen thousand, two hundred forty-seven".