9863934 has 8 divisors (see below), whose sum is σ = 19727880. Its totient is φ = 3287976.

The previous prime is 9863933. The next prime is 9863939. The reversal of 9863934 is 4393689.

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

9863934 is an admirable number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9863933) 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 3 ways as a sum of consecutive naturals, for example, 821989 + ... + 822000.

It is an arithmetic number, because the mean of its divisors is an integer number (2465985).

Almost surely, 2^9863934 is an apocalyptic number.

9863934 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.

9863934 is a wasteful number, since it uses less digits than its factorization.

9863934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643994.

The product of its digits is 139968, while the sum is 42.

The square root of 9863934 is about 3140.6900515651. The cubic root of 9863934 is about 214.4618522583.

The spelling of 9863934 in words is "nine million, eight hundred sixty-three thousand, nine hundred thirty-four".