5821223 has 4 divisors (see below), whose sum is σ = 5886720. Its totient is φ = 5755728.

The previous prime is 5821213. The next prime is 5821229. The reversal of 5821223 is 3221285.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3221285 = 5 ⋅644257.

It is a cyclic number.

It is not a de Polignac number, because 5821223 - 2⁶ = 5821159 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5821229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32615 + ... + 32792.

It is an arithmetic number, because the mean of its divisors is an integer number (1471680).

Almost surely, 2^5821223 is an apocalyptic number.

5821223 is a deficient number, since it is larger than the sum of its proper divisors (65497).

5821223 is an equidigital number, since it uses as much as digits as its factorization.

5821223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65496.

The product of its digits is 960, while the sum is 23.

The square root of 5821223 is about 2412.7210779533. The cubic root of 5821223 is about 179.8890571489.

The spelling of 5821223 in words is "five million, eight hundred twenty-one thousand, two hundred twenty-three".