9842842 has 8 divisors (see below), whose sum is σ = 15042996. Its totient is φ = 4828512.

The previous prime is 9842837. The next prime is 9842849. The reversal of 9842842 is 2482489.

It can be written as a sum of positive squares in 2 ways, for example, as 8071281 + 1771561 = 2841^2 + 1331^2 .

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

It is not an unprimeable number, because it can be changed into a prime (9842849) 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, 46323 + ... + 46534.

Almost surely, 2^9842842 is an apocalyptic number.

9842842 is a deficient number, since it is larger than the sum of its proper divisors (5200154).

9842842 is a wasteful number, since it uses less digits than its factorization.

9842842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92912.

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

The square root of 9842842 is about 3137.3303938221. The cubic root of 9842842 is about 214.3088822781.

The spelling of 9842842 in words is "nine million, eight hundred forty-two thousand, eight hundred forty-two".