4052440542 has 16 divisors (see below), whose sum is σ = 8106818832. Its totient is φ = 1350490560.

The previous prime is 4052440531. The next prime is 4052440543. The reversal of 4052440542 is 2450442504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4052440543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52809 + ... + 104372.

It is an arithmetic number, because the mean of its divisors is an integer number (506676177).

Almost surely, 2^4052440542 is an apocalyptic number.

4052440542 is an abundant number, since it is smaller than the sum of its proper divisors (4054378290).

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

4052440542 is a wasteful number, since it uses less digits than its factorization.

4052440542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161483.

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 4052440542 is about 63658.7821278416. The cubic root of 4052440542 is about 1594.3079700827.

The spelling of 4052440542 in words is "four billion, fifty-two million, four hundred forty thousand, five hundred forty-two".