222245459 has 2 divisors, whose sum is σ = 222245460. Its totient is φ = 222245458.

The previous prime is 222245449. The next prime is 222245467. The reversal of 222245459 is 954542222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222245459 - 2¹² = 222241363 is a prime.

It is a super-2 number, since 2×222245459² = 98786088092241362, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (222245449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111122729 + 111122730.

It is an arithmetic number, because the mean of its divisors is an integer number (111122730).

Almost surely, 2^222245459 is an apocalyptic number.

222245459 is a deficient number, since it is larger than the sum of its proper divisors (1).

222245459 is an equidigital number, since it uses as much as digits as its factorization.

222245459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57600, while the sum is 35.

The square root of 222245459 is about 14907.8992148458. The cubic root of 222245459 is about 605.7279755553.

The spelling of 222245459 in words is "two hundred twenty-two million, two hundred forty-five thousand, four hundred fifty-nine".