235822 has 4 divisors (see below), whose sum is σ = 353736. Its totient is φ = 117910.

The previous prime is 235813. The next prime is 235849. The reversal of 235822 is 228532.

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

It is a super-2 number, since 2×235822² = 111224031368, which contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 235793 and 235802.

It is a congruent number.

It is an unprimeable number.

235822 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58954 + ... + 58957.

It is an arithmetic number, because the mean of its divisors is an integer number (88434).

2²³⁵⁸²² is an apocalyptic number.

235822 is a deficient number, since it is larger than the sum of its proper divisors (117914).

235822 is a wasteful number, since it uses less digits than its factorization.

235822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117913.

The product of its digits is 960, while the sum is 22.

The square root of 235822 is about 485.6150739011. The cubic root of 235822 is about 61.7819254998.

The spelling of 235822 in words is "two hundred thirty-five thousand, eight hundred twenty-two".