55316 has 6 divisors (see below), whose sum is σ = 96810. Its totient is φ = 27656.

The previous prime is 55313. The next prime is 55331. The reversal of 55316 is 61355.

It can be written as a sum of positive squares in only one way, i.e., 38416 + 16900 = 196^2 + 130^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6911 + ... + 6918.

It is an arithmetic number, because the mean of its divisors is an integer number (16135).

2⁵⁵³¹⁶ is an apocalyptic number.

It is an amenable number.

55316 is a deficient number, since it is larger than the sum of its proper divisors (41494).

55316 is a wasteful number, since it uses less digits than its factorization.

55316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13833 (or 13831 counting only the distinct ones).

The product of its digits is 450, while the sum is 20.

The square root of 55316 is about 235.1935373262. The cubic root of 55316 is about 38.1022178679.

The spelling of 55316 in words is "fifty-five thousand, three hundred sixteen".