4040140342 has 8 divisors (see below), whose sum is σ = 6925954896. Its totient is φ = 1731488712.

The previous prime is 4040140327. The next prime is 4040140381. The reversal of 4040140342 is 2430410404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144290713 + ... + 144290740.

It is an arithmetic number, because the mean of its divisors is an integer number (865744362).

Almost surely, 2^4040140342 is an apocalyptic number.

4040140342 is a deficient number, since it is larger than the sum of its proper divisors (2885814554).

4040140342 is a wasteful number, since it uses less digits than its factorization.

4040140342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288581462.

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

The square root of 4040140342 is about 63562.0983133817. The cubic root of 4040140342 is about 1592.6932903203.

Adding to 4040140342 its reverse (2430410404), we get a palindrome (6470550746).

The spelling of 4040140342 in words is "four billion, forty million, one hundred forty thousand, three hundred forty-two".