998119395 has 128 divisors (see below), whose sum is σ = 2206310400. Its totient is φ = 416876544.

The previous prime is 998119333. The next prime is 998119429. The reversal of 998119395 is 593911899.

It is not a de Polignac number, because 998119395 - 2¹⁰ = 998118371 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1387846 + ... + 1388564.

It is an arithmetic number, because the mean of its divisors is an integer number (17236800).

Almost surely, 2^998119395 is an apocalyptic number.

998119395 is an abundant number, since it is smaller than the sum of its proper divisors (1208191005).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

998119395 is a wasteful number, since it uses less digits than its factorization.

998119395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 866 (or 860 counting only the distinct ones).

The product of its digits is 787320, while the sum is 54.

The square root of 998119395 is about 31593.0276326914. The cubic root of 998119395 is about 999.3727382917.

The spelling of 998119395 in words is "nine hundred ninety-eight million, one hundred nineteen thousand, three hundred ninety-five".