4347689 has 2 divisors, whose sum is σ = 4347690. Its totient is φ = 4347688.

The previous prime is 4347659. The next prime is 4347701. The reversal of 4347689 is 9867434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4080400 + 267289 = 2020^2 + 517^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4347689 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 4² + 3⁷ + 4¹¹ + 7⁶ + 6² + 8⁵ + 9³ .

It is not a weakly prime, because it can be changed into another prime (4347619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2173844 + 2173845.

It is an arithmetic number, because the mean of its divisors is an integer number (2173845).

Almost surely, 2^4347689 is an apocalyptic number.

It is an amenable number.

4347689 is a deficient number, since it is larger than the sum of its proper divisors (1).

4347689 is an equidigital number, since it uses as much as digits as its factorization.

4347689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 41.

The square root of 4347689 is about 2085.1112680143. Note that the first 3 decimals coincide. The cubic root of 4347689 is about 163.2122769063.

The spelling of 4347689 in words is "four million, three hundred forty-seven thousand, six hundred eighty-nine".