3509347 has 2 divisors, whose sum is σ = 3509348. Its totient is φ = 3509346.

The previous prime is 3509321. The next prime is 3509353. The reversal of 3509347 is 7439053.

3509347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (7439053) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3509347 - 2¹¹ = 3507299 is a prime.

It is not a weakly prime, because it can be changed into another prime (3549347) 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, 1754673 + 1754674.

It is an arithmetic number, because the mean of its divisors is an integer number (1754674).

Almost surely, 2^3509347 is an apocalyptic number.

3509347 is a deficient number, since it is larger than the sum of its proper divisors (1).

3509347 is an equidigital number, since it uses as much as digits as its factorization.

3509347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 3509347 is about 1873.3251186060. The cubic root of 3509347 is about 151.9644855855.

The spelling of 3509347 in words is "three million, five hundred nine thousand, three hundred forty-seven".