984842 has 4 divisors (see below), whose sum is σ = 1477266. Its totient is φ = 492420.

The previous prime is 984817. The next prime is 984847. The reversal of 984842 is 248489.

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., 863041 + 121801 = 929^2 + 349^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 984842.

It is not an unprimeable number, because it can be changed into a prime (984847) by changing a digit.

984842 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246209 + ... + 246212.

2⁹⁸⁴⁸⁴² is an apocalyptic number.

984842 is a deficient number, since it is larger than the sum of its proper divisors (492424).

984842 is a wasteful number, since it uses less digits than its factorization.

984842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492423.

The product of its digits is 18432, while the sum is 35.

The square root of 984842 is about 992.3920596216. The cubic root of 984842 is about 99.4921586710.

The spelling of 984842 in words is "nine hundred eighty-four thousand, eight hundred forty-two".