240042255 has 16 divisors (see below), whose sum is σ = 384259680. Its totient is φ = 127958528.

The previous prime is 240042223. The next prime is 240042263. The reversal of 240042255 is 552240042.

It is a happy number.

240042255 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 240042255 - 2⁵ = 240042223 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56899 + ... + 60971.

It is an arithmetic number, because the mean of its divisors is an integer number (24016230).

Almost surely, 2^240042255 is an apocalyptic number.

240042255 is a deficient number, since it is larger than the sum of its proper divisors (144217425).

240042255 is a wasteful number, since it uses less digits than its factorization.

240042255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8010.

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 240042255 is about 15493.2970990684. The cubic root of 240042255 is about 621.4829701921.

Adding to 240042255 its reverse (552240042), we get a palindrome (792282297).

The spelling of 240042255 in words is "two hundred forty million, forty-two thousand, two hundred fifty-five".