235442223 has 12 divisors (see below), whose sum is σ = 347319648. Its totient is φ = 153621600.

The previous prime is 235442219. The next prime is 235442227. The reversal of 235442223 is 322244532.

It is a happy number.

235442223 is a `hidden beast` number, since 235 + 4 + 422 + 2 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (235442219) and next prime (235442227).

It is not a de Polignac number, because 235442223 - 2² = 235442219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235442227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 277878 + ... + 278723.

It is an arithmetic number, because the mean of its divisors is an integer number (28943304).

Almost surely, 2^235442223 is an apocalyptic number.

235442223 is a deficient number, since it is larger than the sum of its proper divisors (111877425).

235442223 is a wasteful number, since it uses less digits than its factorization.

235442223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556654 (or 556651 counting only the distinct ones).

The product of its digits is 11520, while the sum is 27.

The square root of 235442223 is about 15344.1266613646. The cubic root of 235442223 is about 617.4874233480.

Adding to 235442223 its reverse (322244532), we get a palindrome (557686755).

The spelling of 235442223 in words is "two hundred thirty-five million, four hundred forty-two thousand, two hundred twenty-three".