9943798 has 8 divisors (see below), whose sum is σ = 14929200. Its totient is φ = 4967400.

The previous prime is 9943733. The next prime is 9943819. The reversal of 9943798 is 8973499.

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

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2623 + ... + 5173.

It is an arithmetic number, because the mean of its divisors is an integer number (1866150).

Almost surely, 2^9943798 is an apocalyptic number.

9943798 is a deficient number, since it is larger than the sum of its proper divisors (4985402).

9943798 is a wasteful number, since it uses less digits than its factorization.

9943798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4502.

The product of its digits is 489888, while the sum is 49.

The square root of 9943798 is about 3153.3788227868. The cubic root of 9943798 is about 215.0390987123.

Subtracting from 9943798 its reverse (8973499), we obtain a cube (970299 = 99³).

The spelling of 9943798 in words is "nine million, nine hundred forty-three thousand, seven hundred ninety-eight".