7934 has 4 divisors (see below), whose sum is σ = 11904. Its totient is φ = 3966.

The previous prime is 7933. The next prime is 7937. The reversal of 7934 is 4397.

It is a semiprime because it is the product of two primes.

It is a magnanimous number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1982 + ... + 1985.

It is an arithmetic number, because the mean of its divisors is an integer number (2976).

7934 is a deficient number, since it is larger than the sum of its proper divisors (3970).

7934 is a wasteful number, since it uses less digits than its factorization.

7934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3969.

The product of its digits is 756, while the sum is 23.

The square root of 7934 is about 89.0730037666. The cubic root of 7934 is about 19.9448480529.

It can be divided in two parts, 793 and 4, that added together give a palindrome (797).

The spelling of 7934 in words is "seven thousand, nine hundred thirty-four".