255030 has 16 divisors (see below), whose sum is σ = 612144. Its totient is φ = 68000.
The previous prime is 255023. The next prime is 255043. The reversal of 255030 is 30552.
255030 = 2512 + 2522 + ... + 2542.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a Curzon number.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 255030.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4221 + ... + 4280.
It is an arithmetic number, because the mean of its divisors is an integer number (38259).
2255030 is an apocalyptic number.
255030 is an abundant number, since it is smaller than the sum of its proper divisors (357114).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
255030 is a wasteful number, since it uses less digits than its factorization.
255030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8511.
The product of its (nonzero) digits is 150, while the sum is 15.
The square root of 255030 is about 505.0049504708. The cubic root of 255030 is about 63.4157437507.
Adding to 255030 its reverse (30552), we get a palindrome (285582).
The spelling of 255030 in words is "two hundred fifty-five thousand, thirty".
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