6040642240 has 28 divisors (see below), whose sum is σ = 14384280096. Its totient is φ = 2416256768.

The previous prime is 6040642219. The next prime is 6040642247. The reversal of 6040642240 is 422460406.

It is a junction number, because it is equal to n+sod(n) for n = 6040642199 and 6040642208.

It is not an unprimeable number, because it can be changed into a prime (6040642247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9438184 + ... + 9438823.

Almost surely, 2^6040642240 is an apocalyptic number.

It is an amenable number.

6040642240 is an abundant number, since it is smaller than the sum of its proper divisors (8343637856).

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

6040642240 is a wasteful number, since it uses less digits than its factorization.

6040642240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18877024 (or 18877014 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 6040642240 is about 77721.5686923521. The cubic root of 6040642240 is about 1821.2142442585.

The spelling of 6040642240 in words is "six billion, forty million, six hundred forty-two thousand, two hundred forty".