4004240312 has 32 divisors (see below), whose sum is σ = 7659593280. Its totient is φ = 1961781120.

The previous prime is 4004240239. The next prime is 4004240323. The reversal of 4004240312 is 2130424004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 342353 + ... + 353855.

It is an arithmetic number, because the mean of its divisors is an integer number (239362290).

Almost surely, 2^4004240312 is an apocalyptic number.

It is an amenable number.

4004240312 is a deficient number, since it is larger than the sum of its proper divisors (3655352968).

4004240312 is a wasteful number, since it uses less digits than its factorization.

4004240312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12383 (or 12379 counting only the distinct ones).

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

The square root of 4004240312 is about 63279.0669337025. The cubic root of 4004240312 is about 1587.9617768549.

Adding to 4004240312 its reverse (2130424004), we get a palindrome (6134664316).

The spelling of 4004240312 in words is "four billion, four million, two hundred forty thousand, three hundred twelve".