3508849 has 2 divisors, whose sum is σ = 3508850. Its totient is φ = 3508848.

The previous prime is 3508831. The next prime is 3508853. The reversal of 3508849 is 9488053.

3508849 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 can be written as a sum of positive squares in only one way, i.e., 3186225 + 322624 = 1785^2 + 568^2 .

It is an emirp because it is prime and its reverse (9488053) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3508849 - 2⁷ = 3508721 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3508829) 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, 1754424 + 1754425.

It is an arithmetic number, because the mean of its divisors is an integer number (1754425).

Almost surely, 2^3508849 is an apocalyptic number.

It is an amenable number.

3508849 is a deficient number, since it is larger than the sum of its proper divisors (1).

3508849 is an equidigital number, since it uses as much as digits as its factorization.

3508849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 3508849 is about 1873.1921951578. The cubic root of 3508849 is about 151.9572969838.

The spelling of 3508849 in words is "three million, five hundred eight thousand, eight hundred forty-nine".