998010 has 48 divisors (see below), whose sum is σ = 2797704. Its totient is φ = 245376.

The previous prime is 998009. The next prime is 998017. The reversal of 998010 is 10899.

It can be written as a sum of positive squares in 4 ways, for example, as 356409 + 641601 = 597^2 + 801^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 744 + ... + 1596.

2⁹⁹⁸⁰¹⁰ is an apocalyptic number.

998010 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 998010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1398852).

998010 is an abundant number, since it is smaller than the sum of its proper divisors (1799694).

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

998010 is a wasteful number, since it uses less digits than its factorization.

998010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879 (or 876 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The square root of 998010 is about 999.0045044943. The cubic root of 998010 is about 99.9336226168.

The spelling of 998010 in words is "nine hundred ninety-eight thousand, ten".