55710 has 24 divisors (see below), whose sum is σ = 145080. Its totient is φ = 14832.

The previous prime is 55697. The next prime is 55711. The reversal of 55710 is 1755.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55711) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 220 + ... + 399.

It is an arithmetic number, because the mean of its divisors is an integer number (6045).

2⁵⁵⁷¹⁰ is an apocalyptic number.

55710 is an abundant number, since it is smaller than the sum of its proper divisors (89370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72540).

55710 is a wasteful number, since it uses less digits than its factorization.

55710 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632 (or 629 counting only the distinct ones).

The product of its (nonzero) digits is 175, while the sum is 18.

The square root of 55710 is about 236.0296591533. The cubic root of 55710 is about 38.1924676540.

The spelling of 55710 in words is "fifty-five thousand, seven hundred ten".