255040330 has 32 divisors (see below), whose sum is σ = 489245184. Its totient is φ = 95500416.

The previous prime is 255040327. The next prime is 255040339. The reversal of 255040330 is 33040552.

It is not an unprimeable number, because it can be changed into a prime (255040339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 987 + ... + 22606.

It is an arithmetic number, because the mean of its divisors is an integer number (15288912).

Almost surely, 2^255040330 is an apocalyptic number.

255040330 is a deficient number, since it is larger than the sum of its proper divisors (234204854).

255040330 is a wasteful number, since it uses less digits than its factorization.

255040330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23670.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 255040330 is about 15969.9821540289. The cubic root of 255040330 is about 634.1659995822.

Adding to 255040330 its reverse (33040552), we get a palindrome (288080882).

The spelling of 255040330 in words is "two hundred fifty-five million, forty thousand, three hundred thirty".