2040142398 has 64 divisors (see below), whose sum is σ = 4706657280. Its totient is φ = 577492992.

The previous prime is 2040142397. The next prime is 2040142421. The reversal of 2040142398 is 8932410402.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040142397) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 3152911 + ... + 3153557.

It is an arithmetic number, because the mean of its divisors is an integer number (73541520).

Almost surely, 2^2040142398 is an apocalyptic number.

2040142398 is an abundant number, since it is smaller than the sum of its proper divisors (2666514882).

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

2040142398 is a wasteful number, since it uses less digits than its factorization.

2040142398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 2040142398 is about 45167.9355073929. The cubic root of 2040142398 is about 1268.2946499361.

The spelling of 2040142398 in words is "two billion, forty million, one hundred forty-two thousand, three hundred ninety-eight".