2140756422 has 32 divisors (see below), whose sum is σ = 4894547712. Its totient is φ = 611470944.

The previous prime is 2140756421. The next prime is 2140756439. The reversal of 2140756422 is 2246570412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140756421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249333 + ... + 257775.

It is an arithmetic number, because the mean of its divisors is an integer number (152954616).

Almost surely, 2^2140756422 is an apocalyptic number.

2140756422 is an abundant number, since it is smaller than the sum of its proper divisors (2753791290).

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

2140756422 is a wasteful number, since it uses less digits than its factorization.

2140756422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14492.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 2140756422 is about 46268.3090462576. The cubic root of 2140756422 is about 1288.8105579620.

The spelling of 2140756422 in words is "two billion, one hundred forty million, seven hundred fifty-six thousand, four hundred twenty-two".