5204232440 has 128 divisors (see below), whose sum is σ = 13698201600. Its totient is φ = 1758382080.

The previous prime is 5204232431. The next prime is 5204232443. The reversal of 5204232440 is 442324025.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5204232443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 586517 + ... + 595323.

It is an arithmetic number, because the mean of its divisors is an integer number (107017200).

Almost surely, 2^5204232440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5204232440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6849100800).

5204232440 is an abundant number, since it is smaller than the sum of its proper divisors (8493969160).

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

5204232440 is a wasteful number, since it uses less digits than its factorization.

5204232440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8925 (or 8921 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 5204232440 is about 72140.3662313964. The cubic root of 5204232440 is about 1732.9481223206.

Adding to 5204232440 its reverse (442324025), we get a palindrome (5646556465).

The spelling of 5204232440 in words is "five billion, two hundred four million, two hundred thirty-two thousand, four hundred forty".