2040142342 has 12 divisors (see below), whose sum is σ = 3559840380. Its totient is φ = 874346676.

The previous prime is 2040142339. The next prime is 2040142369. The reversal of 2040142342 is 2432410402.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10408792 + ... + 10408987.

It is an arithmetic number, because the mean of its divisors is an integer number (296653365).

Almost surely, 2^2040142342 is an apocalyptic number.

2040142342 is a deficient number, since it is larger than the sum of its proper divisors (1519698038).

2040142342 is a wasteful number, since it uses less digits than its factorization.

2040142342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20817795 (or 20817788 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2040142342 is about 45167.9348874841. The cubic root of 2040142342 is about 1268.2946383316.

Adding to 2040142342 its reverse (2432410402), we get a palindrome (4472552744).

The spelling of 2040142342 in words is "two billion, forty million, one hundred forty-two thousand, three hundred forty-two".