222372242 has 4 divisors (see below), whose sum is σ = 333558366. Its totient is φ = 111186120.

The previous prime is 222372229. The next prime is 222372247. The reversal of 222372242 is 242273222.

222372242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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., 118352641 + 104019601 = 10879^2 + 10199^2 .

It is not an unprimeable number, because it can be changed into a prime (222372247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55593059 + ... + 55593062.

Almost surely, 2^222372242 is an apocalyptic number.

222372242 is a deficient number, since it is larger than the sum of its proper divisors (111186124).

222372242 is a wasteful number, since it uses less digits than its factorization.

222372242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111186123.

The product of its digits is 5376, while the sum is 26.

The square root of 222372242 is about 14912.1508173704. The cubic root of 222372242 is about 605.8431356306.

The spelling of 222372242 in words is "two hundred twenty-two million, three hundred seventy-two thousand, two hundred forty-two".