4052440524 has 72 divisors (see below), whose sum is σ = 10428451264. Its totient is φ = 1223877600.

The previous prime is 4052440523. The next prime is 4052440531. The reversal of 4052440524 is 4250442504.

It is a junction number, because it is equal to n+sod(n) for n = 4052440491 and 4052440500.

It is not an unprimeable number, because it can be changed into a prime (4052440523) 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 23 ways as a sum of consecutive naturals, for example, 441219 + ... + 450309.

Almost surely, 2^4052440524 is an apocalyptic number.

4052440524 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4052440524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5214225632).

4052440524 is an abundant number, since it is smaller than the sum of its proper divisors (6376010740).

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

4052440524 is a wasteful number, since it uses less digits than its factorization.

4052440524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9427 (or 9414 counting only the distinct ones).

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

The square root of 4052440524 is about 63658.7819864628. The cubic root of 4052440524 is about 1594.3079677222.

The spelling of 4052440524 in words is "four billion, fifty-two million, four hundred forty thousand, five hundred twenty-four".