9982478 has 16 divisors (see below), whose sum is σ = 16398720. Its totient is φ = 4519800.

The previous prime is 9982477. The next prime is 9982499. The reversal of 9982478 is 8742899.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9982477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6113 + ... + 7571.

It is an arithmetic number, because the mean of its divisors is an integer number (1024920).

Almost surely, 2^9982478 is an apocalyptic number.

9982478 is a deficient number, since it is larger than the sum of its proper divisors (6416242).

9982478 is a wasteful number, since it uses less digits than its factorization.

9982478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783.

The product of its digits is 290304, while the sum is 47.

The square root of 9982478 is about 3159.5059740409. The cubic root of 9982478 is about 215.3175620877.

The spelling of 9982478 in words is "nine million, nine hundred eighty-two thousand, four hundred seventy-eight".