4400039996 has 48 divisors (see below), whose sum is σ = 8486016000. Its totient is φ = 1979648640.

The previous prime is 4400039929. The next prime is 4400040023. The reversal of 4400039996 is 6999300044.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (44).

4400039996 is a modest number, since divided by 39996 gives 44 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2500565 + ... + 2502323.

It is an arithmetic number, because the mean of its divisors is an integer number (176792000).

Almost surely, 2^4400039996 is an apocalyptic number.

It is an amenable number.

4400039996 is a deficient number, since it is larger than the sum of its proper divisors (4085976004).

4400039996 is a wasteful number, since it uses less digits than its factorization.

4400039996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2322 (or 2320 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 44.

The square root of 4400039996 is about 66332.7972876163. The cubic root of 4400039996 is about 1638.6475062731.

The spelling of 4400039996 in words is "four billion, four hundred million, thirty-nine thousand, nine hundred ninety-six".