5493221 has 4 divisors (see below), whose sum is σ = 5627244. Its totient is φ = 5359200.

The previous prime is 5493217. The next prime is 5493239. The reversal of 5493221 is 1223945.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3276100 + 2217121 = 1810^2 + 1489^2 .

It is a cyclic number.

It is not a de Polignac number, because 5493221 - 2² = 5493217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5493211) 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 3 ways as a sum of consecutive naturals, for example, 66950 + ... + 67031.

It is an arithmetic number, because the mean of its divisors is an integer number (1406811).

Almost surely, 2^5493221 is an apocalyptic number.

It is an amenable number.

5493221 is a deficient number, since it is larger than the sum of its proper divisors (134023).

5493221 is a wasteful number, since it uses less digits than its factorization.

5493221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134022.

The product of its digits is 2160, while the sum is 26.

The square root of 5493221 is about 2343.7621466352. The cubic root of 5493221 is about 176.4448650371. Note that the first 3 decimals are identical.

The spelling of 5493221 in words is "five million, four hundred ninety-three thousand, two hundred twenty-one".