5204521 has 8 divisors (see below), whose sum is σ = 5975424. Its totient is φ = 4440480.

The previous prime is 5204519. The next prime is 5204527. The reversal of 5204521 is 1254025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5204521 - 2¹ = 5204519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5204527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36 + ... + 3226.

It is an arithmetic number, because the mean of its divisors is an integer number (746928).

Almost surely, 2^5204521 is an apocalyptic number.

It is an amenable number.

5204521 is a deficient number, since it is larger than the sum of its proper divisors (770903).

5204521 is a wasteful number, since it uses less digits than its factorization.

5204521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3431.

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

The square root of 5204521 is about 2281.3419296546. The cubic root of 5204521 is about 173.2980150756.

Adding to 5204521 its reverse (1254025), we get a palindrome (6458546).

It can be divided in two parts, 520 and 4521, that added together give a square (5041 = 71²).

The spelling of 5204521 in words is "five million, two hundred four thousand, five hundred twenty-one".