984128 has 14 divisors (see below), whose sum is σ = 1953006. Its totient is φ = 492032.

The previous prime is 984127. The next prime is 984149. The reversal of 984128 is 821489.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 984064 + 64 = 992^2 + 8^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 984094 and 984103.

It is not an unprimeable number, because it can be changed into a prime (984121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7625 + ... + 7752.

2⁹⁸⁴¹²⁸ is an apocalyptic number.

It is an amenable number.

984128 is a deficient number, since it is larger than the sum of its proper divisors (968878).

984128 is a wasteful number, since it uses less digits than its factorization.

984128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15389 (or 15379 counting only the distinct ones).

The product of its digits is 4608, while the sum is 32.

The square root of 984128 is about 992.0322575400. The cubic root of 984128 is about 99.4681092717.

The spelling of 984128 in words is "nine hundred eighty-four thousand, one hundred twenty-eight".