3659247 has 6 divisors (see below), whose sum is σ = 5285592. Its totient is φ = 2439492.

The previous prime is 3659237. The next prime is 3659261. The reversal of 3659247 is 7429563.

It is not a de Polignac number, because 3659247 - 2¹⁸ = 3397103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3659237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 203283 + ... + 203300.

It is an arithmetic number, because the mean of its divisors is an integer number (880932).

Almost surely, 2^3659247 is an apocalyptic number.

3659247 is a deficient number, since it is larger than the sum of its proper divisors (1626345).

3659247 is a wasteful number, since it uses less digits than its factorization.

3659247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406589 (or 406586 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 3659247 is about 1912.9158371450. The cubic root of 3659247 is about 154.0980850383.

The spelling of 3659247 in words is "three million, six hundred fifty-nine thousand, two hundred forty-seven".