5283521 has 8 divisors (see below), whose sum is σ = 5401704. Its totient is φ = 5166720.

The previous prime is 5283503. The next prime is 5283527. The reversal of 5283521 is 1253825.

It can be written as a sum of positive squares in 4 ways, for example, as 270400 + 5013121 = 520^2 + 2239^2 .

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 5283521 - 2⁶ = 5283457 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5283527) 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, 11231 + ... + 11691.

It is an arithmetic number, because the mean of its divisors is an integer number (675213).

Almost surely, 2^5283521 is an apocalyptic number.

It is an amenable number.

5283521 is a deficient number, since it is larger than the sum of its proper divisors (118183).

5283521 is a wasteful number, since it uses less digits than its factorization.

5283521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691.

The product of its digits is 2400, while the sum is 26.

The square root of 5283521 is about 2298.5910902116. The cubic root of 5283521 is about 174.1704521611.

The spelling of 5283521 in words is "five million, two hundred eighty-three thousand, five hundred twenty-one".