4352140240 has 160 divisors (see below), whose sum is σ = 11744248320. Its totient is φ = 1469171712.

The previous prime is 4352140237. The next prime is 4352140279. The reversal of 4352140240 is 420412534.

It is a happy number.

It is a super-2 number, since 2×4352140240² = 37882249337254515200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16178826 + ... + 16179094.

It is an arithmetic number, because the mean of its divisors is an integer number (73401552).

Almost surely, 2^4352140240 is an apocalyptic number.

4352140240 is a gapful number since it is divisible by the number (40) 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 4352140240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5872124160).

4352140240 is an abundant number, since it is smaller than the sum of its proper divisors (7392108080).

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

4352140240 is a wasteful number, since it uses less digits than its factorization.

4352140240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629 (or 623 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 4352140240 is about 65970.7529136965. The cubic root of 4352140240 is about 1632.6795776898.

Adding to 4352140240 its reverse (420412534), we get a palindrome (4772552774).

The spelling of 4352140240 in words is "four billion, three hundred fifty-two million, one hundred forty thousand, two hundred forty".