235982 has 4 divisors (see below), whose sum is σ = 353976. Its totient is φ = 117990.

The previous prime is 235979. The next prime is 235997. The reversal of 235982 is 289532.

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

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

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, 58994 + ... + 58997.

It is an arithmetic number, because the mean of its divisors is an integer number (88494).

2²³⁵⁹⁸² is an apocalyptic number.

235982 is a deficient number, since it is larger than the sum of its proper divisors (117994).

235982 is a wasteful number, since it uses less digits than its factorization.

235982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117993.

The product of its digits is 4320, while the sum is 29.

The square root of 235982 is about 485.7797854996. The cubic root of 235982 is about 61.7958948967.

The spelling of 235982 in words is "two hundred thirty-five thousand, nine hundred eighty-two".