988444 has 12 divisors (see below), whose sum is σ = 1758568. Its totient is φ = 486000.

The previous prime is 988439. The next prime is 988453. The reversal of 988444 is 444889.

988444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×988444² = 1954043082272, which contains 22 as substring.

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1782 + ... + 2269.

2⁹⁸⁸⁴⁴⁴ is an apocalyptic number.

It is an amenable number.

988444 is a deficient number, since it is larger than the sum of its proper divisors (770124).

988444 is a wasteful number, since it uses less digits than its factorization.

988444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4116 (or 4114 counting only the distinct ones).

The product of its digits is 36864, while the sum is 37.

The square root of 988444 is about 994.2052102056. The cubic root of 988444 is about 99.6133066097.

The spelling of 988444 in words is "nine hundred eighty-eight thousand, four hundred forty-four".