5545223 has 2 divisors, whose sum is σ = 5545224. Its totient is φ = 5545222.

The previous prime is 5545219. The next prime is 5545229. The reversal of 5545223 is 3225455.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5545223 - 2² = 5545219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5545192 and 5545201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5545229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2772611 + 2772612.

It is an arithmetic number, because the mean of its divisors is an integer number (2772612).

Almost surely, 2^5545223 is an apocalyptic number.

5545223 is a deficient number, since it is larger than the sum of its proper divisors (1).

5545223 is an equidigital number, since it uses as much as digits as its factorization.

5545223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6000, while the sum is 26.

The square root of 5545223 is about 2354.8297178352. The cubic root of 5545223 is about 176.9998936022. Note that the first 3 decimals are identical.

The spelling of 5545223 in words is "five million, five hundred forty-five thousand, two hundred twenty-three".