988499 has 4 divisors (see below), whose sum is σ = 1046664. Its totient is φ = 930336.

The previous prime is 988489. The next prime is 988501. The reversal of 988499 is 994889.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 988499 - 2⁴ = 988483 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 988499.

It is not an unprimeable number, because it can be changed into a prime (988409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29057 + ... + 29090.

It is an arithmetic number, because the mean of its divisors is an integer number (261666).

2⁹⁸⁸⁴⁹⁹ is an apocalyptic number.

988499 is a deficient number, since it is larger than the sum of its proper divisors (58165).

988499 is a wasteful number, since it uses less digits than its factorization.

988499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58164.

The product of its digits is 186624, while the sum is 47.

The square root of 988499 is about 994.2328701064. The cubic root of 988499 is about 99.6151541701.

The spelling of 988499 in words is "nine hundred eighty-eight thousand, four hundred ninety-nine".