4399990824 has 32 divisors (see below), whose sum is σ = 11255793120. Its totient is φ = 1432554816.

The previous prime is 4399990823. The next prime is 4399990841. The reversal of 4399990824 is 4280999934.

It is not an unprimeable number, because it can be changed into a prime (4399990823) 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, 2130747 + ... + 2132810.

It is an arithmetic number, because the mean of its divisors is an integer number (351743535).

Almost surely, 2^4399990824 is an apocalyptic number.

It is an amenable number.

4399990824 is an abundant number, since it is smaller than the sum of its proper divisors (6855802296).

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

4399990824 is a wasteful number, since it uses less digits than its factorization.

4399990824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4263609 (or 4263605 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 57.

The square root of 4399990824 is about 66332.4266403695. The cubic root of 4399990824 is about 1638.6414020957.

The spelling of 4399990824 in words is "four billion, three hundred ninety-nine million, nine hundred ninety thousand, eight hundred twenty-four".