148566 has 16 divisors (see below), whose sum is σ = 324288. Its totient is φ = 45000.

The previous prime is 148549. The next prime is 148573. The reversal of 148566 is 665841.

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

148566 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1060 + ... + 1191.

It is an arithmetic number, because the mean of its divisors is an integer number (20268).

2¹⁴⁸⁵⁶⁶ is an apocalyptic number.

148566 is an abundant number, since it is smaller than the sum of its proper divisors (175722).

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

148566 is a wasteful number, since it uses less digits than its factorization.

148566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2267.

The product of its digits is 5760, while the sum is 30.

The square root of 148566 is about 385.4426027309. The cubic root of 148566 is about 52.9630690864.

It can be divided in two parts, 1485 and 66, that added together give a palindrome (1551).

The spelling of 148566 in words is "one hundred forty-eight thousand, five hundred sixty-six".