983842 has 8 divisors (see below), whose sum is σ = 1486800. Its totient is φ = 488244.

The previous prime is 983819. The next prime is 983849. The reversal of 983842 is 248389.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 983798 and 983807.

It is not an unprimeable number, because it can be changed into a prime (983849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1492 + ... + 2047.

It is an arithmetic number, because the mean of its divisors is an integer number (185850).

2⁹⁸³⁸⁴² is an apocalyptic number.

983842 is a deficient number, since it is larger than the sum of its proper divisors (502958).

983842 is a wasteful number, since it uses less digits than its factorization.

983842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3680.

The product of its digits is 13824, while the sum is 34.

The square root of 983842 is about 991.8880985272. Note that the first 3 decimals coincide. The cubic root of 983842 is about 99.4584727761.

The spelling of 983842 in words is "nine hundred eighty-three thousand, eight hundred forty-two".