222994 has 4 divisors (see below), whose sum is σ = 334494. Its totient is φ = 111496.

The previous prime is 222991. The next prime is 223007. The reversal of 222994 is 499222.

It is a happy number.

222994 is digitally balanced in base 2, 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., 140625 + 82369 = 375^2 + 287^2 .

It is a d-powerful number, because it can be written as 2⁵ + 2¹⁵ + 9 + 2¹⁷ + 9⁵ + 4³ .

It is not an unprimeable number, because it can be changed into a prime (222991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55747 + ... + 55750.

2²²²⁹⁹⁴ is an apocalyptic number.

222994 is a deficient number, since it is larger than the sum of its proper divisors (111500).

222994 is a wasteful number, since it uses less digits than its factorization.

222994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111499.

The product of its digits is 2592, while the sum is 28.

The square root of 222994 is about 472.2224052287. Note that the first 3 decimals coincide. The cubic root of 222994 is about 60.6407260723.

The spelling of 222994 in words is "two hundred twenty-two thousand, nine hundred ninety-four".