222634 has 4 divisors (see below), whose sum is σ = 333954. Its totient is φ = 111316.

The previous prime is 222619. The next prime is 222643. The reversal of 222634 is 436222.

222634 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, and also an emirpimes, since its reverse is a distinct semiprime: 436222 = 2 ⋅218111.

It can be written as a sum of positive squares in only one way, i.e., 157609 + 65025 = 397^2 + 255^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55657 + ... + 55660.

2²²²⁶³⁴ is an apocalyptic number.

222634 is a deficient number, since it is larger than the sum of its proper divisors (111320).

222634 is a wasteful number, since it uses less digits than its factorization.

222634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111319.

The product of its digits is 576, while the sum is 19.

The square root of 222634 is about 471.8410749394. The cubic root of 222634 is about 60.6080758370.

Adding to 222634 its reverse (436222), we get a palindrome (658856).

The spelling of 222634 in words is "two hundred twenty-two thousand, six hundred thirty-four".