255435266 has 4 divisors (see below), whose sum is σ = 383152902. Its totient is φ = 127717632.

The previous prime is 255435247. The next prime is 255435269. The reversal of 255435266 is 662534552.

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

It can be written as a sum of positive squares in only one way, i.e., 200364025 + 55071241 = 14155^2 + 7421^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (255435269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63858815 + ... + 63858818.

Almost surely, 2^255435266 is an apocalyptic number.

255435266 is a deficient number, since it is larger than the sum of its proper divisors (127717636).

255435266 is a wasteful number, since it uses less digits than its factorization.

255435266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127717635.

The product of its digits is 216000, while the sum is 38.

The square root of 255435266 is about 15982.3423189469. The cubic root of 255435266 is about 634.4931711264.

The spelling of 255435266 in words is "two hundred fifty-five million, four hundred thirty-five thousand, two hundred sixty-six".