988258 has 4 divisors (see below), whose sum is σ = 1482390. Its totient is φ = 494128.

The previous prime is 988243. The next prime is 988271. The reversal of 988258 is 852889.

It is a happy number.

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., 986049 + 2209 = 993^2 + 47^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 988258.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 988258.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247063 + ... + 247066.

2⁹⁸⁸²⁵⁸ is an apocalyptic number.

988258 is a deficient number, since it is larger than the sum of its proper divisors (494132).

988258 is a wasteful number, since it uses less digits than its factorization.

988258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494131.

The product of its digits is 46080, while the sum is 40.

The square root of 988258 is about 994.1116637481. Note that the first 3 decimals coincide. The cubic root of 988258 is about 99.6070579881.

The spelling of 988258 in words is "nine hundred eighty-eight thousand, two hundred fifty-eight".