222222134 has 4 divisors (see below), whose sum is σ = 333333204. Its totient is φ = 111111066.

The previous prime is 222222131. The next prime is 222222137. The reversal of 222222134 is 431222222.

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

It is an interprime number because it is at equal distance from previous prime (222222131) and next prime (222222137).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222222131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555532 + ... + 55555535.

It is an arithmetic number, because the mean of its divisors is an integer number (83333301).

Almost surely, 2^222222134 is an apocalyptic number.

222222134 is a deficient number, since it is larger than the sum of its proper divisors (111111070).

222222134 is a wasteful number, since it uses less digits than its factorization.

222222134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111111069.

The product of its digits is 768, while the sum is 20.

The square root of 222222134 is about 14907.1168909350. The cubic root of 222222134 is about 605.7067841222.

Adding to 222222134 its reverse (431222222), we get a palindrome (653444356).

The spelling of 222222134 in words is "two hundred twenty-two million, two hundred twenty-two thousand, one hundred thirty-four".