222445802 has 8 divisors (see below), whose sum is σ = 333756612. Its totient is φ = 111193600.

The previous prime is 222445793. The next prime is 222445913. The reversal of 222445802 is 208544222.

It can be written as a sum of positive squares in 2 ways, for example, as 221741881 + 703921 = 14891^2 + 839^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3449 + ... + 21372.

Almost surely, 2^222445802 is an apocalyptic number.

222445802 is a deficient number, since it is larger than the sum of its proper divisors (111310810).

222445802 is a wasteful number, since it uses less digits than its factorization.

222445802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29304.

The product of its (nonzero) digits is 10240, while the sum is 29.

The square root of 222445802 is about 14914.6170584430. The cubic root of 222445802 is about 605.9099318990.

The spelling of 222445802 in words is "two hundred twenty-two million, four hundred forty-five thousand, eight hundred two".