993377884 has 12 divisors (see below), whose sum is σ = 1742338584. Its totient is φ = 495566864.

The previous prime is 993377831. The next prime is 993377921. The reversal of 993377884 is 488773399.

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 3 ways as a sum of consecutive naturals, for example, 278527 + ... + 282070.

It is an arithmetic number, because the mean of its divisors is an integer number (145194882).

Almost surely, 2^993377884 is an apocalyptic number.

It is an amenable number.

993377884 is a deficient number, since it is larger than the sum of its proper divisors (748960700).

993377884 is a wasteful number, since it uses less digits than its factorization.

993377884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561044 (or 561042 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 58.

The square root of 993377884 is about 31517.8978359915. The cubic root of 993377884 is about 997.7877375037.

The spelling of 993377884 in words is "nine hundred ninety-three million, three hundred seventy-seven thousand, eight hundred eighty-four".