998275 has 12 divisors (see below), whose sum is σ = 1257112. Its totient is φ = 786240.

The previous prime is 998273. The next prime is 998281. The reversal of 998275 is 572899.

It is not a de Polignac number, because 998275 - 2¹ = 998273 is a prime.

It is a Duffinian number.

Its product of digits (45360) is a multiple of the sum of its prime factors (630).

It is not an unprimeable number, because it can be changed into a prime (998273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1552 + ... + 2098.

2⁹⁹⁸²⁷⁵ is an apocalyptic number.

998275 is a deficient number, since it is larger than the sum of its proper divisors (258837).

998275 is a wasteful number, since it uses less digits than its factorization.

998275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630 (or 625 counting only the distinct ones).

The product of its digits is 45360, while the sum is 40.

The square root of 998275 is about 999.1371277257. The cubic root of 998275 is about 99.9424669058.

The spelling of 998275 in words is "nine hundred ninety-eight thousand, two hundred seventy-five".