3615671 has 2 divisors, whose sum is σ = 3615672. Its totient is φ = 3615670.

The previous prime is 3615649. The next prime is 3615701. The reversal of 3615671 is 1765163.

It is a weak prime.

It is an emirp because it is prime and its reverse (1765163) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3615671 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3615641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1807835 + 1807836.

It is an arithmetic number, because the mean of its divisors is an integer number (1807836).

Almost surely, 2^3615671 is an apocalyptic number.

3615671 is a deficient number, since it is larger than the sum of its proper divisors (1).

3615671 is an equidigital number, since it uses as much as digits as its factorization.

3615671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 29.

The square root of 3615671 is about 1901.4917827853. The cubic root of 3615671 is about 153.4839504063.

The spelling of 3615671 in words is "three million, six hundred fifteen thousand, six hundred seventy-one".