2140495338 has 64 divisors (see below), whose sum is σ = 4485611520. Its totient is φ = 680404032.

The previous prime is 2140495327. The next prime is 2140495339. The reversal of 2140495338 is 8335940412.

It is a junction number, because it is equal to n+sod(n) for n = 2140495296 and 2140495305.

It is not an unprimeable number, because it can be changed into a prime (2140495339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2112520 + ... + 2113532.

It is an arithmetic number, because the mean of its divisors is an integer number (70087680).

Almost surely, 2^2140495338 is an apocalyptic number.

2140495338 is an abundant number, since it is smaller than the sum of its proper divisors (2345116182).

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

2140495338 is a wasteful number, since it uses less digits than its factorization.

2140495338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1251.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 2140495338 is about 46265.4875474149. The cubic root of 2140495338 is about 1288.7581619191.

The spelling of 2140495338 in words is "two billion, one hundred forty million, four hundred ninety-five thousand, three hundred thirty-eight".