235555 has 4 divisors (see below), whose sum is σ = 282672. Its totient is φ = 188440.

The previous prime is 235553. The next prime is 235559. The reversal of 235555 is 555532.

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

It is not a de Polignac number, because 235555 - 2¹ = 235553 is a prime.

It is a Duffinian number.

235555 is a modest number, since divided by 555 gives 235 as remainder.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (235553) 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, 23551 + ... + 23560.

It is an arithmetic number, because the mean of its divisors is an integer number (70668).

2²³⁵⁵⁵⁵ is an apocalyptic number.

235555 is a deficient number, since it is larger than the sum of its proper divisors (47117).

235555 is an equidigital number, since it uses as much as digits as its factorization.

235555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47116.

The product of its digits is 3750, while the sum is 25.

The square root of 235555 is about 485.3400869493. The cubic root of 235555 is about 61.7585999922.

It can be divided in two parts, 23 and 5555, that multiplied together give a triangular number (127765 = T₅₀₅).

The spelling of 235555 in words is "two hundred thirty-five thousand, five hundred fifty-five".