988449 has 24 divisors (see below), whose sum is σ = 1659840. Its totient is φ = 512160.

The previous prime is 988439. The next prime is 988453. The reversal of 988449 is 944889.

It is not a de Polignac number, because 988449 - 2⁵ = 988417 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 988449.

It is a congruent number.

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

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2347 + ... + 2735.

It is an arithmetic number, because the mean of its divisors is an integer number (69160).

2⁹⁸⁸⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

988449 is a deficient number, since it is larger than the sum of its proper divisors (671391).

988449 is a wasteful number, since it uses less digits than its factorization.

988449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421 (or 410 counting only the distinct ones).

The product of its digits is 82944, while the sum is 42.

The square root of 988449 is about 994.2077247739. The cubic root of 988449 is about 99.6134745725.

The spelling of 988449 in words is "nine hundred eighty-eight thousand, four hundred forty-nine".