4482521 has 4 divisors (see below), whose sum is σ = 4487652. Its totient is φ = 4477392.

The previous prime is 4482497. The next prime is 4482547. The reversal of 4482521 is 1252844.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1792921 + 2689600 = 1339^2 + 1640^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4482521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4482721) by changing a digit.

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, 890 + ... + 3123.

It is an arithmetic number, because the mean of its divisors is an integer number (1121913).

Almost surely, 2^4482521 is an apocalyptic number.

It is an amenable number.

4482521 is a deficient number, since it is larger than the sum of its proper divisors (5131).

4482521 is a wasteful number, since it uses less digits than its factorization.

4482521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5130.

The product of its digits is 2560, while the sum is 26.

The square root of 4482521 is about 2117.1964953683. The cubic root of 4482521 is about 164.8823280995.

The spelling of 4482521 in words is "four million, four hundred eighty-two thousand, five hundred twenty-one".