4249589 has 4 divisors (see below), whose sum is σ = 4261356. Its totient is φ = 4237824.

The previous prime is 4249579. The next prime is 4249613. The reversal of 4249589 is 9859424.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2748964 + 1500625 = 1658^2 + 1225^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4249589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4249579) 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 in 3 ways as a sum of consecutive naturals, for example, 5324 + ... + 6069.

It is an arithmetic number, because the mean of its divisors is an integer number (1065339).

Almost surely, 2^4249589 is an apocalyptic number.

It is an amenable number.

4249589 is a deficient number, since it is larger than the sum of its proper divisors (11767).

4249589 is a wasteful number, since it uses less digits than its factorization.

4249589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11766.

The product of its digits is 103680, while the sum is 41.

The square root of 4249589 is about 2061.4531282569. The cubic root of 4249589 is about 161.9753684036.

The spelling of 4249589 in words is "four million, two hundred forty-nine thousand, five hundred eighty-nine".