255414243 has 32 divisors (see below), whose sum is σ = 395518464. Its totient is φ = 143603712.

The previous prime is 255414233. The next prime is 255414277. The reversal of 255414243 is 342414552.

It is not a de Polignac number, because 255414243 - 2⁴ = 255414227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 255414243.

It is not an unprimeable number, because it can be changed into a prime (255414233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 442371 + ... + 442947.

It is an arithmetic number, because the mean of its divisors is an integer number (12359952).

Almost surely, 2^255414243 is an apocalyptic number.

255414243 is a deficient number, since it is larger than the sum of its proper divisors (140104221).

255414243 is a wasteful number, since it uses less digits than its factorization.

255414243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891.

The product of its digits is 19200, while the sum is 30.

The square root of 255414243 is about 15981.6846108287. The cubic root of 255414243 is about 634.4757638251.

Adding to 255414243 its reverse (342414552), we get a palindrome (597828795).

The spelling of 255414243 in words is "two hundred fifty-five million, four hundred fourteen thousand, two hundred forty-three".