9838838028 has 24 divisors (see below), whose sum is σ = 22967417200. Its totient is φ = 3278165760.

The previous prime is 9838837969. The next prime is 9838838069. The reversal of 9838838028 is 8208388389.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152353 + ... + 207096.

Almost surely, 2^9838838028 is an apocalyptic number.

It is an amenable number.

9838838028 is an abundant number, since it is smaller than the sum of its proper divisors (13128579172).

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

9838838028 is a wasteful number, since it uses less digits than its factorization.

9838838028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361737 (or 361735 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 57.

The square root of 9838838028 is about 99190.9170640135. The cubic root of 9838838028 is about 2142.7981875005.

The spelling of 9838838028 in words is "nine billion, eight hundred thirty-eight million, eight hundred thirty-eight thousand, twenty-eight".