222523853 has 2 divisors, whose sum is σ = 222523854. Its totient is φ = 222523852.

The previous prime is 222523837. The next prime is 222523867. The reversal of 222523853 is 358325222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131836324 + 90687529 = 11482^2 + 9523^2 .

It is a cyclic number.

It is not a de Polignac number, because 222523853 - 2⁴ = 222523837 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222526853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111261926 + 111261927.

It is an arithmetic number, because the mean of its divisors is an integer number (111261927).

Almost surely, 2^222523853 is an apocalyptic number.

It is an amenable number.

222523853 is a deficient number, since it is larger than the sum of its proper divisors (1).

222523853 is an equidigital number, since it uses as much as digits as its factorization.

222523853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28800, while the sum is 32.

The square root of 222523853 is about 14917.2334231251. The cubic root of 222523853 is about 605.9807901269.

The spelling of 222523853 in words is "two hundred twenty-two million, five hundred twenty-three thousand, eight hundred fifty-three".