990233824 has 24 divisors (see below), whose sum is σ = 1973016360. Its totient is φ = 489150336.

The previous prime is 990233819. The next prime is 990233851. The reversal of 990233824 is 428332099.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183759 + ... + 189070.

It is an arithmetic number, because the mean of its divisors is an integer number (82209015).

Almost surely, 2^990233824 is an apocalyptic number.

It is an amenable number.

990233824 is a deficient number, since it is larger than the sum of its proper divisors (982782536).

990233824 is a wasteful number, since it uses less digits than its factorization.

990233824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372922 (or 372914 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 990233824 is about 31467.9809330055. The cubic root of 990233824 is about 996.7339525471.

The spelling of 990233824 in words is "nine hundred ninety million, two hundred thirty-three thousand, eight hundred twenty-four".