222252874 has 4 divisors (see below), whose sum is σ = 333379314. Its totient is φ = 111126436.

The previous prime is 222252871. The next prime is 222252931. The reversal of 222252874 is 478252222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 222218649 + 34225 = 14907^2 + 185^2 .

It is not an unprimeable number, because it can be changed into a prime (222252871) by changing a digit.

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 as a sum of consecutive naturals, namely, 55563217 + ... + 55563220.

Almost surely, 2^222252874 is an apocalyptic number.

222252874 is a deficient number, since it is larger than the sum of its proper divisors (111126440).

222252874 is a wasteful number, since it uses less digits than its factorization.

222252874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111126439.

The product of its digits is 35840, while the sum is 34.

The square root of 222252874 is about 14908.1479064302. The cubic root of 222252874 is about 605.7347119853.

The spelling of 222252874 in words is "two hundred twenty-two million, two hundred fifty-two thousand, eight hundred seventy-four".