235642442 has 8 divisors (see below), whose sum is σ = 403958496. Its totient is φ = 100989612.

The previous prime is 235642411. The next prime is 235642447. The reversal of 235642442 is 244246532.

It is a happy number.

235642442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 235642399 and 235642408.

It is not an unprimeable number, because it can be changed into a prime (235642447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8415788 + ... + 8415815.

It is an arithmetic number, because the mean of its divisors is an integer number (50494812).

Almost surely, 2^235642442 is an apocalyptic number.

235642442 is a deficient number, since it is larger than the sum of its proper divisors (168316054).

235642442 is a wasteful number, since it uses less digits than its factorization.

235642442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16831612.

The product of its digits is 46080, while the sum is 32.

The square root of 235642442 is about 15350.6495628035. The cubic root of 235642442 is about 617.6624099241.

Adding to 235642442 its reverse (244246532), we get a palindrome (479888974).

It can be divided in two parts, 23 and 5642442, that added together give a palindrome (5642465).

The spelling of 235642442 in words is "two hundred thirty-five million, six hundred forty-two thousand, four hundred forty-two".