998602 has 16 divisors (see below), whose sum is σ = 1720800. Its totient is φ = 429840.

The previous prime is 998561. The next prime is 998617. The reversal of 998602 is 206899.

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, 777 + ... + 1612.

It is an arithmetic number, because the mean of its divisors is an integer number (107550).

2⁹⁹⁸⁶⁰² is an apocalyptic number.

998602 is a deficient number, since it is larger than the sum of its proper divisors (722198).

998602 is a wasteful number, since it uses less digits than its factorization.

998602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2421.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 998602 is about 999.3007555286. The cubic root of 998602 is about 99.9533782675.

It can be divided in two parts, 998 and 602, that added together give a square (1600 = 40²).

The spelling of 998602 in words is "nine hundred ninety-eight thousand, six hundred two".