998794 has 4 divisors (see below), whose sum is σ = 1498194. Its totient is φ = 499396.

The previous prime is 998779. The next prime is 998813. The reversal of 998794 is 497899.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 543169 + 455625 = 737^2 + 675^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249697 + ... + 249700.

2⁹⁹⁸⁷⁹⁴ is an apocalyptic number.

998794 is a deficient number, since it is larger than the sum of its proper divisors (499400).

998794 is a wasteful number, since it uses less digits than its factorization.

998794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499399.

The product of its digits is 163296, while the sum is 46.

The square root of 998794 is about 999.3968180858. The cubic root of 998794 is about 99.9597838288.

The spelling of 998794 in words is "nine hundred ninety-eight thousand, seven hundred ninety-four".