998413895 has 8 divisors (see below), whose sum is σ = 1198728720. Its totient is φ = 798309760.

The previous prime is 998413879. The next prime is 998413907. The reversal of 998413895 is 598314899.

998413895 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 998413895 - 2⁴ = 998413879 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 998413895.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42050 + ... + 61359.

It is an arithmetic number, because the mean of its divisors is an integer number (149841090).

Almost surely, 2^998413895 is an apocalyptic number.

998413895 is a deficient number, since it is larger than the sum of its proper divisors (200314825).

998413895 is a wasteful number, since it uses less digits than its factorization.

998413895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105345.

The product of its digits is 2799360, while the sum is 56.

The square root of 998413895 is about 31597.6881274564. The cubic root of 998413895 is about 999.4710185613.

The spelling of 998413895 in words is "nine hundred ninety-eight million, four hundred thirteen thousand, eight hundred ninety-five".