56222219 has 2 divisors, whose sum is σ = 56222220. Its totient is φ = 56222218.

The previous prime is 56222183. The next prime is 56222227. The reversal of 56222219 is 91222265.

56222219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56222219 is a prime.

It is a super-2 number, since 2×56222219² = 6321875818567922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56222191 and 56222200.

It is not a weakly prime, because it can be changed into another prime (56222239) 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 as a sum of consecutive naturals, namely, 28111109 + 28111110.

It is an arithmetic number, because the mean of its divisors is an integer number (28111110).

Almost surely, 2^56222219 is an apocalyptic number.

56222219 is a deficient number, since it is larger than the sum of its proper divisors (1).

56222219 is an equidigital number, since it uses as much as digits as its factorization.

56222219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 29.

The square root of 56222219 is about 7498.1477046001. The cubic root of 56222219 is about 383.0916277581.

The spelling of 56222219 in words is "fifty-six million, two hundred twenty-two thousand, two hundred nineteen".