2340140556 has 24 divisors (see below), whose sum is σ = 5880353584. Its totient is φ = 720043200.

The previous prime is 2340140549. The next prime is 2340140581. The reversal of 2340140556 is 6550410432.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7500295 + ... + 7500606.

Almost surely, 2^2340140556 is an apocalyptic number.

2340140556 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2340140556 is an abundant number, since it is smaller than the sum of its proper divisors (3540213028).

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

2340140556 is a wasteful number, since it uses less digits than its factorization.

2340140556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15000921 (or 15000919 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 2340140556 is about 48374.9992868217. Note that the first 3 decimals coincide. The cubic root of 2340140556 is about 1327.6409755200.

Adding to 2340140556 its reverse (6550410432), we get a palindrome (8890550988).

The spelling of 2340140556 in words is "two billion, three hundred forty million, one hundred forty thousand, five hundred fifty-six".