993727371 has 16 divisors (see below), whose sum is σ = 1630732544. Its totient is φ = 524163744.

The previous prime is 993727349. The next prime is 993727387. The reversal of 993727371 is 173727399.

It is not a de Polignac number, because 993727371 - 2²¹ = 991630219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 993727371.

It is not an unprimeable number, because it can be changed into a prime (993727771) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1819741 + ... + 1820286.

It is an arithmetic number, because the mean of its divisors is an integer number (101920784).

Almost surely, 2^993727371 is an apocalyptic number.

993727371 is a gapful number since it is divisible by the number (91) formed by its first and last digit.

993727371 is a deficient number, since it is larger than the sum of its proper divisors (637005173).

993727371 is a wasteful number, since it uses less digits than its factorization.

993727371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3640050.

The product of its digits is 500094, while the sum is 48.

The square root of 993727371 is about 31523.4416109663. The cubic root of 993727371 is about 997.9047366041.

The spelling of 993727371 in words is "nine hundred ninety-three million, seven hundred twenty-seven thousand, three hundred seventy-one".