240566255 has 4 divisors (see below), whose sum is σ = 288679512. Its totient is φ = 192453000.

The previous prime is 240566251. The next prime is 240566329. The reversal of 240566255 is 552665042.

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

It is not a de Polignac number, because 240566255 - 2² = 240566251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240566251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24056621 + ... + 24056630.

It is an arithmetic number, because the mean of its divisors is an integer number (72169878).

Almost surely, 2^240566255 is an apocalyptic number.

240566255 is a deficient number, since it is larger than the sum of its proper divisors (48113257).

240566255 is an equidigital number, since it uses as much as digits as its factorization.

240566255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48113256.

The product of its (nonzero) digits is 72000, while the sum is 35.

The square root of 240566255 is about 15510.1984191048. The cubic root of 240566255 is about 621.9348634072.

The spelling of 240566255 in words is "two hundred forty million, five hundred sixty-six thousand, two hundred fifty-five".