222844442 has 8 divisors (see below), whose sum is σ = 335510100. Its totient is φ = 111007744.

The previous prime is 222844429. The next prime is 222844463. The reversal of 222844442 is 244448222.

It can be written as a sum of positive squares in 2 ways, for example, as 197149681 + 25694761 = 14041^2 + 5069^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 222844399 and 222844408.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206567 + ... + 207642.

Almost surely, 2^222844442 is an apocalyptic number.

222844442 is a deficient number, since it is larger than the sum of its proper divisors (112665658).

222844442 is a wasteful number, since it uses less digits than its factorization.

222844442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414480.

The product of its digits is 32768, while the sum is 32.

The square root of 222844442 is about 14927.9751473534. The cubic root of 222844442 is about 606.2716616485.

The spelling of 222844442 in words is "two hundred twenty-two million, eight hundred forty-four thousand, four hundred forty-two".