222264842 has 8 divisors (see below), whose sum is σ = 336698532. Its totient is φ = 110032000.

The previous prime is 222264821. The next prime is 222264853. The reversal of 222264842 is 248462222.

It can be written as a sum of positive squares in 2 ways, for example, as 216119401 + 6145441 = 14701^2 + 2479^2 .

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 = 222264799 and 222264808.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 549959 + ... + 550362.

Almost surely, 2^222264842 is an apocalyptic number.

222264842 is a deficient number, since it is larger than the sum of its proper divisors (114433690).

222264842 is a wasteful number, since it uses less digits than its factorization.

222264842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100424.

The product of its digits is 24576, while the sum is 32.

The square root of 222264842 is about 14908.5492922685. The cubic root of 222264842 is about 605.7455844400.

The spelling of 222264842 in words is "two hundred twenty-two million, two hundred sixty-four thousand, eight hundred forty-two".