9934 has 4 divisors (see below), whose sum is σ = 14904. Its totient is φ = 4966.

The previous prime is 9931. The next prime is 9941. The reversal of 9934 is 4399.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4399 = 53 ⋅83.

It is a plaindrome in base 9 and base 16.

It is a nialpdrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 9899 and 9908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2482 + ... + 2485.

It is an arithmetic number, because the mean of its divisors is an integer number (3726).

2⁹⁹³⁴ is an apocalyptic number.

9934 is a deficient number, since it is larger than the sum of its proper divisors (4970).

9934 is a wasteful number, since it uses less digits than its factorization.

9934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4969.

The product of its digits is 972, while the sum is 25.

The square root of 9934 is about 99.6694536957. The cubic root of 9934 is about 21.4968446785.

The spelling of 9934 in words is "nine thousand, nine hundred thirty-four".