223432234 has 4 divisors (see below), whose sum is σ = 335148354. Its totient is φ = 111716116.

The previous prime is 223432199. The next prime is 223432271. The reversal of 223432234 is 432234322.

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., 217415025 + 6017209 = 14745^2 + 2453^2 .

It is a junction number, because it is equal to n+sod(n) for n = 223432199 and 223432208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55858057 + ... + 55858060.

Almost surely, 2^223432234 is an apocalyptic number.

223432234 is a deficient number, since it is larger than the sum of its proper divisors (111716120).

223432234 is a wasteful number, since it uses less digits than its factorization.

223432234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111716119.

The product of its digits is 6912, while the sum is 25.

The square root of 223432234 is about 14947.6497818219. The cubic root of 223432234 is about 606.8042435776.

Adding to 223432234 its reverse (432234322), we get a palindrome (655666556).

The spelling of 223432234 in words is "two hundred twenty-three million, four hundred thirty-two thousand, two hundred thirty-four".