993556382 has 16 divisors (see below), whose sum is σ = 1834258272. Its totient is φ = 393055200.

The previous prime is 993556373. The next prime is 993556387. The reversal of 993556382 is 283655399.

It is a self number, because there is not a number n which added to its sum of digits gives 993556382.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (993556387) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2729369 + ... + 2729732.

It is an arithmetic number, because the mean of its divisors is an integer number (114641142).

Almost surely, 2^993556382 is an apocalyptic number.

993556382 is a deficient number, since it is larger than the sum of its proper divisors (840701890).

993556382 is a wasteful number, since it uses less digits than its factorization.

993556382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5459123.

The product of its digits is 1749600, while the sum is 50.

The square root of 993556382 is about 31520.7294014590. The cubic root of 993556382 is about 997.8474973902.

The spelling of 993556382 in words is "nine hundred ninety-three million, five hundred fifty-six thousand, three hundred eighty-two".