5237521 has 8 divisors (see below), whose sum is σ = 5604800. Its totient is φ = 4879440.

The previous prime is 5237509. The next prime is 5237527. The reversal of 5237521 is 1257325.

5237521 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5237521 - 2⁹ = 5237009 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5237527) 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, 1101 + ... + 3418.

It is an arithmetic number, because the mean of its divisors is an integer number (700600).

Almost surely, 2^5237521 is an apocalyptic number.

It is an amenable number.

5237521 is a deficient number, since it is larger than the sum of its proper divisors (367279).

5237521 is a wasteful number, since it uses less digits than its factorization.

5237521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4599.

The product of its digits is 2100, while the sum is 25.

The square root of 5237521 is about 2288.5630863055. The cubic root of 5237521 is about 173.6635171631.

It can be divided in two parts, 52 and 37521, that added together give a palindrome (37573).

The spelling of 5237521 in words is "five million, two hundred thirty-seven thousand, five hundred twenty-one".