162222443 has 2 divisors, whose sum is σ = 162222444. Its totient is φ = 162222442.

The previous prime is 162222391. The next prime is 162222457. The reversal of 162222443 is 344222261.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 162222443 - 2¹² = 162218347 is a prime.

It is a super-2 number, since 2×162222443² = 52632242025776498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (162222493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81111221 + 81111222.

It is an arithmetic number, because the mean of its divisors is an integer number (81111222).

Almost surely, 2^162222443 is an apocalyptic number.

162222443 is a deficient number, since it is larger than the sum of its proper divisors (1).

162222443 is an equidigital number, since it uses as much as digits as its factorization.

162222443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 26.

The square root of 162222443 is about 12736.6574500534. The cubic root of 162222443 is about 545.3855734616.

The spelling of 162222443 in words is "one hundred sixty-two million, two hundred twenty-two thousand, four hundred forty-three".