235442 has 4 divisors (see below), whose sum is σ = 353166. Its totient is φ = 117720.

The previous prime is 235441. The next prime is 235447. The reversal of 235442 is 244532.

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., 203401 + 32041 = 451^2 + 179^2 .

It is not an unprimeable number, because it can be changed into a prime (235441) 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 as a sum of consecutive naturals, namely, 58859 + ... + 58862.

2²³⁵⁴⁴² is an apocalyptic number.

235442 is a deficient number, since it is larger than the sum of its proper divisors (117724).

235442 is a wasteful number, since it uses less digits than its factorization.

235442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117723.

The product of its digits is 960, while the sum is 20.

The square root of 235442 is about 485.2236597694. The cubic root of 235442 is about 61.7487228396.

Adding to 235442 its reverse (244532), we get a palindrome (479974).

The spelling of 235442 in words is "two hundred thirty-five thousand, four hundred forty-two".