4040200240 has 160 divisors (see below), whose sum is σ = 10198204416. Its totient is φ = 1484144640.

The previous prime is 4040200231. The next prime is 4040200273. The reversal of 4040200240 is 420020404.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11008537 + ... + 11008903.

Almost surely, 2^4040200240 is an apocalyptic number.

4040200240 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 4040200240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5099102208).

4040200240 is an abundant number, since it is smaller than the sum of its proper divisors (6158004176).

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

4040200240 is a wasteful number, since it uses less digits than its factorization.

4040200240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627 (or 621 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 4040200240 is about 63562.5694886542. The cubic root of 4040200240 is about 1592.7011612244.

Adding to 4040200240 its reverse (420020404), we get a palindrome (4460220644).

The spelling of 4040200240 in words is "four billion, forty million, two hundred thousand, two hundred forty".