347563 has 2 divisors, whose sum is σ = 347564. Its totient is φ = 347562.

The previous prime is 347561. The next prime is 347579. The reversal of 347563 is 365743.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 347563 - 2¹ = 347561 is a prime.

Together with 347561, it forms a pair of twin primes.

It is equal to p₂₉₇₈₂ and since 347563 and 29782 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (347561) 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, 173781 + 173782.

It is an arithmetic number, because the mean of its divisors is an integer number (173782).

2³⁴⁷⁵⁶³ is an apocalyptic number.

347563 is a deficient number, since it is larger than the sum of its proper divisors (1).

347563 is an equidigital number, since it uses as much as digits as its factorization.

347563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 28.

The square root of 347563 is about 589.5447396085. The cubic root of 347563 is about 70.3090417723.

The spelling of 347563 in words is "three hundred forty-seven thousand, five hundred sixty-three".