3605671 has 2 divisors, whose sum is σ = 3605672. Its totient is φ = 3605670.

The previous prime is 3605669. The next prime is 3605711. The reversal of 3605671 is 1765063.

3605671 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (1765063) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3605671 - 2¹ = 3605669 is a prime.

Together with 3605669, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3605621) 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, 1802835 + 1802836.

It is an arithmetic number, because the mean of its divisors is an integer number (1802836).

Almost surely, 2^3605671 is an apocalyptic number.

3605671 is a deficient number, since it is larger than the sum of its proper divisors (1).

3605671 is an equidigital number, since it uses as much as digits as its factorization.

3605671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 3605671 is about 1898.8604477423. The cubic root of 3605671 is about 153.3423209393.

The spelling of 3605671 in words is "three million, six hundred five thousand, six hundred seventy-one".