234444427 has 4 divisors (see below), whose sum is σ = 267936496. Its totient is φ = 200952360.

The previous prime is 234444409. The next prime is 234444443. The reversal of 234444427 is 724444432.

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

It is not a de Polignac number, because 234444427 - 2¹¹ = 234442379 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 234444392 and 234444401.

It is not an unprimeable number, because it can be changed into a prime (234444527) 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 in 3 ways as a sum of consecutive naturals, for example, 16746024 + ... + 16746037.

It is an arithmetic number, because the mean of its divisors is an integer number (66984124).

Almost surely, 2^234444427 is an apocalyptic number.

234444427 is a deficient number, since it is larger than the sum of its proper divisors (33492069).

234444427 is an equidigital number, since it uses as much as digits as its factorization.

234444427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33492068.

The product of its digits is 86016, while the sum is 34.

The square root of 234444427 is about 15311.5782008257. The cubic root of 234444427 is about 616.6138914011.

Adding to 234444427 its reverse (724444432), we get a palindrome (958888859).

The spelling of 234444427 in words is "two hundred thirty-four million, four hundred forty-four thousand, four hundred twenty-seven".