3648587 has 2 divisors, whose sum is σ = 3648588. Its totient is φ = 3648586.

The previous prime is 3648581. The next prime is 3648643. The reversal of 3648587 is 7858463.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (7858463) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3648587 - 2²⁰ = 2600011 is a prime.

It is equal to p₂₅₉₉₇₉ and since 3648587 and 259979 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (3648581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1824293 + 1824294.

It is an arithmetic number, because the mean of its divisors is an integer number (1824294).

Almost surely, 2^3648587 is an apocalyptic number.

3648587 is a deficient number, since it is larger than the sum of its proper divisors (1).

3648587 is an equidigital number, since it uses as much as digits as its factorization.

3648587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161280, while the sum is 41.

The square root of 3648587 is about 1910.1274826566. The cubic root of 3648587 is about 153.9483016436.

The spelling of 3648587 in words is "three million, six hundred forty-eight thousand, five hundred eighty-seven".