5530921 has 12 divisors (see below), whose sum is σ = 6184080. Its totient is φ = 4905680.

The previous prime is 5530901. The next prime is 5530939. The reversal of 5530921 is 1290355.

It is not a de Polignac number, because 5530921 - 2²¹ = 3433769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5530901) 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, 30810 + ... + 30988.

It is an arithmetic number, because the mean of its divisors is an integer number (515340).

Almost surely, 2^5530921 is an apocalyptic number.

It is an amenable number.

5530921 is a deficient number, since it is larger than the sum of its proper divisors (653159).

5530921 is a wasteful number, since it uses less digits than its factorization.

5530921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296 (or 243 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 5530921 is about 2351.7910196274. The cubic root of 5530921 is about 176.8475924270.

It can be divided in two parts, 55 and 30921, that added together give a square (30976 = 176²).

The spelling of 5530921 in words is "five million, five hundred thirty thousand, nine hundred twenty-one".