9839425146 has 8 divisors (see below), whose sum is σ = 19678850304. Its totient is φ = 3279808380.

The previous prime is 9839425129. The next prime is 9839425159. The reversal of 9839425146 is 6415249389.

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

9839425146 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 819952090 + ... + 819952101.

It is an arithmetic number, because the mean of its divisors is an integer number (2459856288).

Almost surely, 2^9839425146 is an apocalyptic number.

9839425146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9839425146 is a wasteful number, since it uses less digits than its factorization.

9839425146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1639904196.

The product of its digits is 1866240, while the sum is 51.

The square root of 9839425146 is about 99193.8765549568. The cubic root of 9839425146 is about 2142.8408094158.

The spelling of 9839425146 in words is "nine billion, eight hundred thirty-nine million, four hundred twenty-five thousand, one hundred forty-six".