222042433 has 2 divisors, whose sum is σ = 222042434. Its totient is φ = 222042432.

The previous prime is 222042427. The next prime is 222042449. The reversal of 222042433 is 334240222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 219276864 + 2765569 = 14808^2 + 1663^2 .

It is a cyclic number.

It is not a de Polignac number, because 222042433 - 2²¹ = 219945281 is a prime.

It is not a weakly prime, because it can be changed into another prime (222042533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111021216 + 111021217.

It is an arithmetic number, because the mean of its divisors is an integer number (111021217).

Almost surely, 2^222042433 is an apocalyptic number.

It is an amenable number.

222042433 is a deficient number, since it is larger than the sum of its proper divisors (1).

222042433 is an equidigital number, since it uses as much as digits as its factorization.

222042433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 222042433 is about 14901.0883159587. The cubic root of 222042433 is about 605.5434708559.

Adding to 222042433 its reverse (334240222), we get a palindrome (556282655).

The spelling of 222042433 in words is "two hundred twenty-two million, forty-two thousand, four hundred thirty-three".