8392842 has 16 divisors (see below), whose sum is σ = 18650880. Its totient is φ = 2797596.

The previous prime is 8392831. The next prime is 8392843. The reversal of 8392842 is 2482938.

It is a d-powerful number, because it can be written as 8 + 3⁴ + 9 + 2⁵ + 8 + 4⁶ + 2²³ .

It is a junction number, because it is equal to n+sod(n) for n = 8392797 and 8392806.

It is not an unprimeable number, because it can be changed into a prime (8392843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77658 + ... + 77765.

It is an arithmetic number, because the mean of its divisors is an integer number (1165680).

Almost surely, 2^8392842 is an apocalyptic number.

8392842 is an abundant number, since it is smaller than the sum of its proper divisors (10258038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8392842 is a wasteful number, since it uses less digits than its factorization.

8392842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155434 (or 155428 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 8392842 is about 2897.0402137354. The cubic root of 8392842 is about 203.2215139610.

The spelling of 8392842 in words is "eight million, three hundred ninety-two thousand, eight hundred forty-two".