3840507042 has 16 divisors (see below), whose sum is σ = 7693194432. Its totient is φ = 1278138960.

The previous prime is 3840507029. The next prime is 3840507049. The reversal of 3840507042 is 2407050483.

It is a junction number, because it is equal to n+sod(n) for n = 3840506994 and 3840507012.

It is not an unprimeable number, because it can be changed into a prime (3840507049) 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 7 ways as a sum of consecutive naturals, for example, 503413 + ... + 510984.

It is an arithmetic number, because the mean of its divisors is an integer number (480824652).

Almost surely, 2^3840507042 is an apocalyptic number.

3840507042 is an abundant number, since it is smaller than the sum of its proper divisors (3852687390).

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

3840507042 is a wasteful number, since it uses less digits than its factorization.

3840507042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015033.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 3840507042 is about 61971.8245818211. The cubic root of 3840507042 is about 1566.0159771258.

The spelling of 3840507042 in words is "three billion, eight hundred forty million, five hundred seven thousand, forty-two".