4340040140 has 24 divisors (see below), whose sum is σ = 9115999200. Its totient is φ = 1735651328.

The previous prime is 4340040137. The next prime is 4340040149. The reversal of 4340040140 is 410400434.

It is a super-2 number, since 2×4340040140² = 37671896833622439200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (4340040149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87884 + ... + 128076.

It is an arithmetic number, because the mean of its divisors is an integer number (379833300).

Almost surely, 2^4340040140 is an apocalyptic number.

It is an amenable number.

4340040140 is an abundant number, since it is smaller than the sum of its proper divisors (4775959060).

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

4340040140 is a wasteful number, since it uses less digits than its factorization.

4340040140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45601 (or 45599 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 4340040140 is about 65878.9810182277. The cubic root of 4340040140 is about 1631.1650796894.

Adding to 4340040140 its reverse (410400434), we get a palindrome (4750440574).

The spelling of 4340040140 in words is "four billion, three hundred forty million, forty thousand, one hundred forty".