2040140422 has 4 divisors (see below), whose sum is σ = 3060210636. Its totient is φ = 1020070210.

The previous prime is 2040140413. The next prime is 2040140423. The reversal of 2040140422 is 2240410402.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2040140422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040140423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510035104 + ... + 510035107.

It is an arithmetic number, because the mean of its divisors is an integer number (765052659).

Almost surely, 2^2040140422 is an apocalyptic number.

2040140422 is a deficient number, since it is larger than the sum of its proper divisors (1020070214).

2040140422 is a wasteful number, since it uses less digits than its factorization.

2040140422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020070213.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 2040140422 is about 45167.9136334633. The cubic root of 2040140422 is about 1268.2942404629.

Adding to 2040140422 its reverse (2240410402), we get a palindrome (4280550824).

The spelling of 2040140422 in words is "two billion, forty million, one hundred forty thousand, four hundred twenty-two".