998814 has 16 divisors (see below), whose sum is σ = 2031120. Its totient is φ = 327360.

The previous prime is 998813. The next prime is 998819. The reversal of 998814 is 418899.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998813) 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, 999 + ... + 1730.

It is an arithmetic number, because the mean of its divisors is an integer number (126945).

2⁹⁹⁸⁸¹⁴ is an apocalyptic number.

998814 is an abundant number, since it is smaller than the sum of its proper divisors (1032306).

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

998814 is a wasteful number, since it uses less digits than its factorization.

998814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2795.

The product of its digits is 20736, while the sum is 39.

The square root of 998814 is about 999.4068240712. The cubic root of 998814 is about 99.9604510275.

The spelling of 998814 in words is "nine hundred ninety-eight thousand, eight hundred fourteen".