222032242 has 4 divisors (see below), whose sum is σ = 333048366. Its totient is φ = 111016120.

The previous prime is 222032219. The next prime is 222032249. The reversal of 222032242 is 242230222.

It is a happy number.

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., 134815321 + 87216921 = 11611^2 + 9339^2 .

It is not an unprimeable number, because it can be changed into a prime (222032249) 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, 55508059 + ... + 55508062.

Almost surely, 2^222032242 is an apocalyptic number.

222032242 is a deficient number, since it is larger than the sum of its proper divisors (111016124).

222032242 is a wasteful number, since it uses less digits than its factorization.

222032242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111016123.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 222032242 is about 14900.7463571460. The cubic root of 222032242 is about 605.5342065787.

Adding to 222032242 its reverse (242230222), we get a palindrome (464262464).

The spelling of 222032242 in words is "two hundred twenty-two million, thirty-two thousand, two hundred forty-two".