3659441 has 2 divisors, whose sum is σ = 3659442. Its totient is φ = 3659440.

The previous prime is 3659401. The next prime is 3659443. The reversal of 3659441 is 1449563.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3625216 + 34225 = 1904^2 + 185^2 .

It is an emirp because it is prime and its reverse (1449563) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3659441 is a prime.

Together with 3659443, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3659398 and 3659407.

It is not a weakly prime, because it can be changed into another prime (3659443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1829720 + 1829721.

It is an arithmetic number, because the mean of its divisors is an integer number (1829721).

Almost surely, 2^3659441 is an apocalyptic number.

It is an amenable number.

3659441 is a deficient number, since it is larger than the sum of its proper divisors (1).

3659441 is an equidigital number, since it uses as much as digits as its factorization.

3659441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 32.

The square root of 3659441 is about 1912.9665444017. The cubic root of 3659441 is about 154.1008082306.

The spelling of 3659441 in words is "three million, six hundred fifty-nine thousand, four hundred forty-one".