5021530 has 16 divisors (see below), whose sum is σ = 9088200. Its totient is φ = 1997632.

The previous prime is 5021519. The next prime is 5021531. The reversal of 5021530 is 351205.

It can be written as a sum of positive squares in 4 ways, for example, as 4959529 + 62001 = 2227^2 + 249^2 .

It is not an unprimeable number, because it can be changed into a prime (5021531) 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 7 ways as a sum of consecutive naturals, for example, 696 + ... + 3244.

Almost surely, 2^5021530 is an apocalyptic number.

5021530 is a deficient number, since it is larger than the sum of its proper divisors (4066670).

5021530 is a wasteful number, since it uses less digits than its factorization.

5021530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2753.

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 5021530 is about 2240.8770604386. The cubic root of 5021530 is about 171.2426817694.

Adding to 5021530 its reverse (351205), we get a palindrome (5372735).

The spelling of 5021530 in words is "five million, twenty-one thousand, five hundred thirty".