8619842 has 32 divisors (see below), whose sum is σ = 16257024. Its totient is φ = 3330000.

The previous prime is 8619817. The next prime is 8619857. The reversal of 8619842 is 2489168.

It is a super-2 number, since 2×8619842² = 148603352209928, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8619796 and 8619805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34217 + ... + 34467.

It is an arithmetic number, because the mean of its divisors is an integer number (508032).

Almost surely, 2^8619842 is an apocalyptic number.

8619842 is a deficient number, since it is larger than the sum of its proper divisors (7637182).

8619842 is a wasteful number, since it uses less digits than its factorization.

8619842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494.

The product of its digits is 27648, while the sum is 38.

The square root of 8619842 is about 2935.9567435506. The cubic root of 8619842 is about 205.0374074112.

The spelling of 8619842 in words is "eight million, six hundred nineteen thousand, eight hundred forty-two".