5533521 has 12 divisors (see below), whose sum is σ = 8582832. Its totient is φ = 3161928.

The previous prime is 5533511. The next prime is 5533523. The reversal of 5533521 is 1253355.

It is not a de Polignac number, because 5533521 - 2⁷ = 5533393 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5533491 and 5533500.

It is not an unprimeable number, because it can be changed into a prime (5533523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18675 + ... + 18968.

It is an arithmetic number, because the mean of its divisors is an integer number (715236).

Almost surely, 2^5533521 is an apocalyptic number.

It is an amenable number.

5533521 is a deficient number, since it is larger than the sum of its proper divisors (3049311).

5533521 is a wasteful number, since it uses less digits than its factorization.

5533521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37660 (or 37653 counting only the distinct ones).

The product of its digits is 2250, while the sum is 24.

The square root of 5533521 is about 2352.3437248838. The cubic root of 5533521 is about 176.8752991875.

Adding to 5533521 its reverse (1253355), we get a palindrome (6786876).

The spelling of 5533521 in words is "five million, five hundred thirty-three thousand, five hundred twenty-one".