3598949 has 2 divisors, whose sum is σ = 3598950. Its totient is φ = 3598948.

The previous prime is 3598943. The next prime is 3598957. The reversal of 3598949 is 9498953.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3330625 + 268324 = 1825^2 + 518^2 .

It is an emirp because it is prime and its reverse (9498953) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3598949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3598943) 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, 1799474 + 1799475.

It is an arithmetic number, because the mean of its divisors is an integer number (1799475).

Almost surely, 2^3598949 is an apocalyptic number.

It is an amenable number.

3598949 is a deficient number, since it is larger than the sum of its proper divisors (1).

3598949 is an equidigital number, since it uses as much as digits as its factorization.

3598949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 349920, while the sum is 47.

The square root of 3598949 is about 1897.0896130652. The cubic root of 3598949 is about 153.2469703750.

The spelling of 3598949 in words is "three million, five hundred ninety-eight thousand, nine hundred forty-nine".