4243264 has 14 divisors (see below), whose sum is σ = 8420354. Its totient is φ = 2121600.

The previous prime is 4243243. The next prime is 4243279. The reversal of 4243264 is 4623424.

It can be written as a sum of positive squares in only one way, i.e., 2822400 + 1420864 = 1680^2 + 1192^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33087 + ... + 33214.

Almost surely, 2^4243264 is an apocalyptic number.

It is an amenable number.

4243264 is a deficient number, since it is larger than the sum of its proper divisors (4177090).

4243264 is an equidigital number, since it uses as much as digits as its factorization.

4243264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66313 (or 66303 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

The square root of 4243264 is about 2059.9184449876. The cubic root of 4243264 is about 161.8949682438.

Adding to 4243264 its reverse (4623424), we get a palindrome (8866688).

The spelling of 4243264 in words is "four million, two hundred forty-three thousand, two hundred sixty-four".