5556223 has 4 divisors (see below), whose sum is σ = 5735488. Its totient is φ = 5376960.

The previous prime is 5556217. The next prime is 5556233. The reversal of 5556223 is 3226555.

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

It is a cyclic number.

It is not a de Polignac number, because 5556223 - 2⁵ = 5556191 is a prime.

It is a super-2 number, since 2×5556223² = 61743228051458, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5556191 and 5556200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5556233) 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, 89586 + ... + 89647.

It is an arithmetic number, because the mean of its divisors is an integer number (1433872).

Almost surely, 2^5556223 is an apocalyptic number.

5556223 is a deficient number, since it is larger than the sum of its proper divisors (179265).

5556223 is a wasteful number, since it uses less digits than its factorization.

5556223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179264.

The product of its digits is 9000, while the sum is 28.

The square root of 5556223 is about 2357.1641860507. The cubic root of 5556223 is about 177.1168539020.

The spelling of 5556223 in words is "five million, five hundred fifty-six thousand, two hundred twenty-three".