222223134 has 24 divisors (see below), whose sum is σ = 517009608. Its totient is φ = 63492240.

The previous prime is 222223109. The next prime is 222223151. The reversal of 222223134 is 431322222.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 222223134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 377637 + ... + 378224.

It is an arithmetic number, because the mean of its divisors is an integer number (21542067).

Almost surely, 2^222223134 is an apocalyptic number.

222223134 is an abundant number, since it is smaller than the sum of its proper divisors (294786474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222223134 is a wasteful number, since it uses less digits than its factorization.

222223134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755880 (or 755873 counting only the distinct ones).

The product of its digits is 1152, while the sum is 21.

The square root of 222223134 is about 14907.1504319236. The cubic root of 222223134 is about 605.7076926813.

Adding to 222223134 its reverse (431322222), we get a palindrome (653545356).

The spelling of 222223134 in words is "two hundred twenty-two million, two hundred twenty-three thousand, one hundred thirty-four".