3684487 has 2 divisors, whose sum is σ = 3684488. Its totient is φ = 3684486.

The previous prime is 3684467. The next prime is 3684509. The reversal of 3684487 is 7844863.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3684487 - 2¹¹ = 3682439 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 (3684407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1842243 + 1842244.

It is an arithmetic number, because the mean of its divisors is an integer number (1842244).

Almost surely, 2^3684487 is an apocalyptic number.

3684487 is a deficient number, since it is larger than the sum of its proper divisors (1).

3684487 is an equidigital number, since it uses as much as digits as its factorization.

3684487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129024, while the sum is 40.

The square root of 3684487 is about 1919.5017582696. The cubic root of 3684487 is about 154.4515755419.

The spelling of 3684487 in words is "three million, six hundred eighty-four thousand, four hundred eighty-seven".