998759371 has 8 divisors (see below), whose sum is σ = 1005480000. Its totient is φ = 992061000.

The previous prime is 998759351. The next prime is 998759381. The reversal of 998759371 is 173957899.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 998759371 - 2¹⁹ = 998235083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (998759351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89880 + ... + 100378.

It is an arithmetic number, because the mean of its divisors is an integer number (125685000).

Almost surely, 2^998759371 is an apocalyptic number.

998759371 is a deficient number, since it is larger than the sum of its proper divisors (6720629).

998759371 is a wasteful number, since it uses less digits than its factorization.

With its successor (998759372) it forms a Ruth-Aaron pair, since the sum of their prime factors is the same (11129).

998759371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11129.

The product of its digits is 4286520, while the sum is 58.

The square root of 998759371 is about 31603.1544469852. The cubic root of 998759371 is about 999.5862858642.

The spelling of 998759371 in words is "nine hundred ninety-eight million, seven hundred fifty-nine thousand, three hundred seventy-one".