223412234 has 4 divisors (see below), whose sum is σ = 335118354. Its totient is φ = 111706116.

The previous prime is 223412209. The next prime is 223412251. The reversal of 223412234 is 432214322.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 432214322 = 2 ⋅216107161.

It can be written as a sum of positive squares in only one way, i.e., 120450625 + 102961609 = 10975^2 + 10147^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55853057 + ... + 55853060.

Almost surely, 2^223412234 is an apocalyptic number.

223412234 is a deficient number, since it is larger than the sum of its proper divisors (111706120).

223412234 is a wasteful number, since it uses less digits than its factorization.

223412234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111706119.

The product of its digits is 2304, while the sum is 23.

The square root of 223412234 is about 14946.9807653586. The cubic root of 223412234 is about 606.7861374956.

Adding to 223412234 its reverse (432214322), we get a palindrome (655626556).

The spelling of 223412234 in words is "two hundred twenty-three million, four hundred twelve thousand, two hundred thirty-four".