9878046 has 16 divisors (see below), whose sum is σ = 20216064. Its totient is φ = 3216024.

The previous prime is 9878041. The next prime is 9878047. The reversal of 9878046 is 6408789.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 9877989 and 9878007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9878041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18886 + ... + 19401.

It is an arithmetic number, because the mean of its divisors is an integer number (1263504).

Almost surely, 2^9878046 is an apocalyptic number.

9878046 is an abundant number, since it is smaller than the sum of its proper divisors (10338018).

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

9878046 is a wasteful number, since it uses less digits than its factorization.

9878046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38335.

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 9878046 is about 3142.9358886239. The cubic root of 9878046 is about 214.5640779865.

The spelling of 9878046 in words is "nine million, eight hundred seventy-eight thousand, forty-six".