4248289 has 4 divisors (see below), whose sum is σ = 4266756. Its totient is φ = 4229824.

The previous prime is 4248287. The next prime is 4248319. The reversal of 4248289 is 9828424.

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 1742400 + 2505889 = 1320^2 + 1583^2 .

It is a cyclic number.

It is not a de Polignac number, because 4248289 - 2¹ = 4248287 is a prime.

It is a d-powerful number, because it can be written as 4⁷ + 2¹⁴ + 4⁷ + 8 + 2²² + 8⁴ + 9³ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4248281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8884 + ... + 9349.

It is an arithmetic number, because the mean of its divisors is an integer number (1066689).

Almost surely, 2^4248289 is an apocalyptic number.

It is an amenable number.

4248289 is a deficient number, since it is larger than the sum of its proper divisors (18467).

4248289 is a wasteful number, since it uses less digits than its factorization.

4248289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18466.

The product of its digits is 36864, while the sum is 37.

The square root of 4248289 is about 2061.1377925796. The cubic root of 4248289 is about 161.9588499862.

The spelling of 4248289 in words is "four million, two hundred forty-eight thousand, two hundred eighty-nine".