993205944 has 48 divisors (see below), whose sum is σ = 2706467400. Its totient is φ = 329033664.

The previous prime is 993205903. The next prime is 993205979. The reversal of 993205944 is 449502399.

It is a happy number.

It is a super-2 number, since 2×993205944² = 1972916094393862272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 993205944.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30579 + ... + 54050.

Almost surely, 2^993205944 is an apocalyptic number.

It is an amenable number.

993205944 is an abundant number, since it is smaller than the sum of its proper divisors (1713261456).

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

993205944 is a wasteful number, since it uses less digits than its factorization.

993205944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84804 (or 84797 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The square root of 993205944 is about 31515.1700614165. The cubic root of 993205944 is about 997.7301664204.

The spelling of 993205944 in words is "nine hundred ninety-three million, two hundred five thousand, nine hundred forty-four".