4004200240 has 40 divisors (see below), whose sum is σ = 9312627168. Its totient is φ = 1601187840.

The previous prime is 4004200237. The next prime is 4004200279. The reversal of 4004200240 is 420024004.

It is a tau number, because it is divible by the number of its divisors (40).

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 (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 368485 + ... + 379195.

Almost surely, 2^4004200240 is an apocalyptic number.

4004200240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4004200240 is an abundant number, since it is smaller than the sum of its proper divisors (5308426928).

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

4004200240 is a wasteful number, since it uses less digits than its factorization.

4004200240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15397 (or 15391 counting only the distinct ones).

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

The square root of 4004200240 is about 63278.7503037157. The cubic root of 4004200240 is about 1587.9564797189.

Adding to 4004200240 its reverse (420024004), we get a palindrome (4424224244).

The spelling of 4004200240 in words is "four billion, four million, two hundred thousand, two hundred forty".