55996 has 6 divisors (see below), whose sum is σ = 98000. Its totient is φ = 27996.

The previous prime is 55987. The next prime is 55997. The reversal of 55996 is 69955.

It is a plaindrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55997) by changing a digit.

55996 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6996 + ... + 7003.

2⁵⁵⁹⁹⁶ is an apocalyptic number.

It is an amenable number.

55996 is a deficient number, since it is larger than the sum of its proper divisors (42004).

55996 is a wasteful number, since it uses less digits than its factorization.

55996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14003 (or 14001 counting only the distinct ones).

The product of its digits is 12150, while the sum is 34.

The square root of 55996 is about 236.6347396305. The cubic root of 55996 is about 38.2577127141.

The spelling of 55996 in words is "fifty-five thousand, nine hundred ninety-six".