9998795 has 8 divisors (see below), whose sum is σ = 12015600.
Its totient is φ = 7987680.
The previous prime is 9998777. The next prime is 9998797. The reversal of 9998795 is 5978999.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 9998795 - 28 = 9998539 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 9998795.
It is not an unprimeable number, because it can be changed into a prime (9998797) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5681 + ... + 7229.
It is an arithmetic number, because the mean of its divisors is an integer number (1501950).
Almost surely, 29998795 is an apocalyptic number.
9998795 is the 2582-nd pentagonal number.
9998795 is a deficient number, since it is larger than the sum of its proper divisors (2016805).
9998795 is a wasteful number, since it uses less digits than its factorization.
9998795 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2845.
The product of its digits is 1837080, while the sum is 56.
The square root of 9998795 is about 3162.0871271994.
The cubic root of 9998795 is about 215.4348150096.
The spelling of 9998795 in words is "nine million, nine hundred ninety-eight thousand, seven hundred ninety-five".