993329044 has 18 divisors (see below), whose sum is σ = 1834634634. Its totient is φ = 470523600.

The previous prime is 993329011. The next prime is 993329053. The reversal of 993329044 is 440923399.

It can be written as a sum of positive squares in only one way, i.e., 985206544 + 8122500 = 31388^2 + 2850^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 342507 + ... + 345394.

Almost surely, 2^993329044 is an apocalyptic number.

It is an amenable number.

993329044 is a deficient number, since it is larger than the sum of its proper divisors (841305590).

993329044 is a wasteful number, since it uses less digits than its factorization.

993329044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687943 (or 687922 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 43.

The square root of 993329044 is about 31517.1230286015. The cubic root of 993329044 is about 997.7713849647.

The spelling of 993329044 in words is "nine hundred ninety-three million, three hundred twenty-nine thousand, forty-four".