222403369 has 2 divisors, whose sum is σ = 222403370. Its totient is φ = 222403368.

The previous prime is 222403339. The next prime is 222403373. The reversal of 222403369 is 963304222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 156550144 + 65853225 = 12512^2 + 8115^2 .

It is a cyclic number.

It is not a de Polignac number, because 222403369 - 2¹⁹ = 221879081 is a prime.

It is a super-2 number, since 2×222403369² = 98926517085100322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 222403369.

It is not a weakly prime, because it can be changed into another prime (222403339) 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, 111201684 + 111201685.

It is an arithmetic number, because the mean of its divisors is an integer number (111201685).

Almost surely, 2^222403369 is an apocalyptic number.

It is an amenable number.

222403369 is a deficient number, since it is larger than the sum of its proper divisors (1).

222403369 is an equidigital number, since it uses as much as digits as its factorization.

222403369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 222403369 is about 14913.1944599405. The cubic root of 222403369 is about 605.8714023473.

The spelling of 222403369 in words is "two hundred twenty-two million, four hundred three thousand, three hundred sixty-nine".