998825595 has 16 divisors (see below), whose sum is σ = 1599051552. Its totient is φ = 532396800.

The previous prime is 998825593. The next prime is 998825603. The reversal of 998825595 is 595528899.

It is not a de Polignac number, because 998825595 - 2¹ = 998825593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (998825591) 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 15 ways as a sum of consecutive naturals, for example, 8529 + ... + 45501.

It is an arithmetic number, because the mean of its divisors is an integer number (99940722).

Almost surely, 2^998825595 is an apocalyptic number.

998825595 is a deficient number, since it is larger than the sum of its proper divisors (600225957).

998825595 is a wasteful number, since it uses less digits than its factorization.

998825595 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38782.

The product of its digits is 11664000, while the sum is 60.

The square root of 998825595 is about 31604.2021731288. The cubic root of 998825595 is about 999.6083783191.

The spelling of 998825595 in words is "nine hundred ninety-eight million, eight hundred twenty-five thousand, five hundred ninety-five".