5024521 has 4 divisors (see below), whose sum is σ = 5030212. Its totient is φ = 5018832.

The previous prime is 5024519. The next prime is 5024527. The reversal of 5024521 is 1254205.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1254205 = 5 ⋅250841.

It can be written as a sum of positive squares in 2 ways, for example, as 2890000 + 2134521 = 1700^2 + 1461^2 .

It is a cyclic number.

It is not a de Polignac number, because 5024521 - 2¹ = 5024519 is a prime.

It is a super-2 number, since 2×5024521² = 50491622558882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5024527) 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, 1206 + ... + 3391.

It is an arithmetic number, because the mean of its divisors is an integer number (1257553).

Almost surely, 2^5024521 is an apocalyptic number.

It is an amenable number.

5024521 is a deficient number, since it is larger than the sum of its proper divisors (5691).

5024521 is a wasteful number, since it uses less digits than its factorization.

5024521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5690.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 5024521 is about 2241.5443337128. The cubic root of 5024521 is about 171.2766744106.

Adding to 5024521 its reverse (1254205), we get a palindrome (6278726).

The spelling of 5024521 in words is "five million, twenty-four thousand, five hundred twenty-one".