234147226 has 4 divisors (see below), whose sum is σ = 351220842. Its totient is φ = 117073612.

The previous prime is 234147209. The next prime is 234147229. The reversal of 234147226 is 622741432.

It is a happy number.

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., 220077225 + 14070001 = 14835^2 + 3751^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (234147229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58536805 + ... + 58536808.

Almost surely, 2^234147226 is an apocalyptic number.

234147226 is a deficient number, since it is larger than the sum of its proper divisors (117073616).

234147226 is a wasteful number, since it uses less digits than its factorization.

234147226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117073615.

The product of its digits is 16128, while the sum is 31.

The square root of 234147226 is about 15301.8700164392. The cubic root of 234147226 is about 616.3532244279.

Adding to 234147226 its reverse (622741432), we get a palindrome (856888658).

The spelling of 234147226 in words is "two hundred thirty-four million, one hundred forty-seven thousand, two hundred twenty-six".