3507841 has 2 divisors, whose sum is σ = 3507842. Its totient is φ = 3507840.

The previous prime is 3507839. The next prime is 3507877. The reversal of 3507841 is 1487053.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2989441 + 518400 = 1729^2 + 720^2 .

It is an emirp because it is prime and its reverse (1487053) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3507841 - 2¹ = 3507839 is a prime.

Together with 3507839, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3507821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1753920 + 1753921.

It is an arithmetic number, because the mean of its divisors is an integer number (1753921).

Almost surely, 2^3507841 is an apocalyptic number.

It is an amenable number.

3507841 is a deficient number, since it is larger than the sum of its proper divisors (1).

3507841 is an equidigital number, since it uses as much as digits as its factorization.

3507841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 3507841 is about 1872.9231164146. The cubic root of 3507841 is about 151.9427444790.

The spelling of 3507841 in words is "three million, five hundred seven thousand, eight hundred forty-one".