4520244 has 12 divisors (see below), whose sum is σ = 10547264. Its totient is φ = 1506744.

The previous prime is 4520239. The next prime is 4520261. The reversal of 4520244 is 4420254.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 4520244.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188332 + ... + 188355.

Almost surely, 2^4520244 is an apocalyptic number.

It is an amenable number.

4520244 is an abundant number, since it is smaller than the sum of its proper divisors (6027020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4520244 is a wasteful number, since it uses less digits than its factorization.

4520244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376694 (or 376692 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 4520244 is about 2126.0865457455. The cubic root of 4520244 is about 165.3435632906.

Adding to 4520244 its reverse (4420254), we get a palindrome (8940498).

The spelling of 4520244 in words is "four million, five hundred twenty thousand, two hundred forty-four".