• 235065² = 55255554225 is the smallest square that contains exactly seven digits '5'.

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235065 has 8 divisors (see below), whose sum is σ = 376128. Its totient is φ = 125360.

The previous prime is 235057. The next prime is 235069. The reversal of 235065 is 560532.

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

It is not a de Polignac number, because 235065 - 2³ = 235057 is a prime.

It is a Curzon number.

235065 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (235069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7821 + ... + 7850.

It is an arithmetic number, because the mean of its divisors is an integer number (47016).

2²³⁵⁰⁶⁵ is an apocalyptic number.

It is an amenable number.

235065 is a deficient number, since it is larger than the sum of its proper divisors (141063).

235065 is a wasteful number, since it uses less digits than its factorization.

235065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15679.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 235065 is about 484.8350234874. The cubic root of 235065 is about 61.7157469831.

Adding to 235065 its reverse (560532), we get a palindrome (795597).

It can be divided in two parts, 2350 and 65, that added together give a triangular number (2415 = T₆₉).

The spelling of 235065 in words is "two hundred thirty-five thousand, sixty-five".