5812221 has 8 divisors (see below), whose sum is σ = 7999744. Its totient is φ = 3749760.

The previous prime is 5812217. The next prime is 5812223. The reversal of 5812221 is 1222185.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5812221 - 2² = 5812217 is a prime.

It is a Duffinian number.

5812221 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5812223) 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, 31156 + ... + 31341.

It is an arithmetic number, because the mean of its divisors is an integer number (999968).

Almost surely, 2^5812221 is an apocalyptic number.

It is an amenable number.

5812221 is a deficient number, since it is larger than the sum of its proper divisors (2187523).

5812221 is a wasteful number, since it uses less digits than its factorization.

5812221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62531.

The product of its digits is 320, while the sum is 21.

The square root of 5812221 is about 2410.8548276493. The cubic root of 5812221 is about 179.7962818711.

The spelling of 5812221 in words is "five million, eight hundred twelve thousand, two hundred twenty-one".