255332540 has 24 divisors (see below), whose sum is σ = 540948240. Its totient is φ = 101228288.

The previous prime is 255332533. The next prime is 255332563. The reversal of 255332540 is 45233552.

255332540 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54230 + ... + 58749.

It is an arithmetic number, because the mean of its divisors is an integer number (22539510).

Almost surely, 2^255332540 is an apocalyptic number.

255332540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255332540 is an abundant number, since it is smaller than the sum of its proper divisors (285615700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255332540 is a wasteful number, since it uses less digits than its factorization.

255332540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113101 (or 113099 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 255332540 is about 15979.1282615792. The cubic root of 255332540 is about 634.4081036702.

The spelling of 255332540 in words is "two hundred fifty-five million, three hundred thirty-two thousand, five hundred forty".