66088 has 16 divisors (see below), whose sum is σ = 135360. Its totient is φ = 30000.

The previous prime is 66083. The next prime is 66089. The reversal of 66088 is 88066.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (66083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288 + ... + 463.

It is an arithmetic number, because the mean of its divisors is an integer number (8460).

2⁶⁶⁰⁸⁸ is an apocalyptic number.

It is an amenable number.

66088 is an abundant number, since it is smaller than the sum of its proper divisors (69272).

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 (67680).

66088 is a wasteful number, since it uses less digits than its factorization.

66088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768 (or 764 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 66088 is about 257.0758642891. The cubic root of 66088 is about 40.4303532962.

The spelling of 66088 in words is "sixty-six thousand, eighty-eight".