2340021255 has 32 divisors (see below), whose sum is σ = 4398589440. Its totient is φ = 1047281280.

The previous prime is 2340021217. The next prime is 2340021263. The reversal of 2340021255 is 5521200432.

2340021255 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2340021255 - 2⁶ = 2340021191 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 543315 + ... + 547604.

It is an arithmetic number, because the mean of its divisors is an integer number (137455920).

Almost surely, 2^2340021255 is an apocalyptic number.

2340021255 is a deficient number, since it is larger than the sum of its proper divisors (2058568185).

2340021255 is a wasteful number, since it uses less digits than its factorization.

2340021255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1090951.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 2340021255 is about 48373.7661858160. The cubic root of 2340021255 is about 1327.6184139710.

Adding to 2340021255 its reverse (5521200432), we get a palindrome (7861221687).

The spelling of 2340021255 in words is "two billion, three hundred forty million, twenty-one thousand, two hundred fifty-five".