66124 has 12 divisors (see below), whose sum is σ = 118048. Its totient is φ = 32400.

The previous prime is 66109. The next prime is 66137. The reversal of 66124 is 42166.

It is a hoax number, since the sum of its digits (19) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109 + ... + 379.

2⁶⁶¹²⁴ is an apocalyptic number.

It is an amenable number.

66124 is a deficient number, since it is larger than the sum of its proper divisors (51924).

66124 is a wasteful number, since it uses less digits than its factorization.

66124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336 (or 334 counting only the distinct ones).

The product of its digits is 288, while the sum is 19.

The square root of 66124 is about 257.1458729982. The cubic root of 66124 is about 40.4376931487.

It can be divided in two parts, 66 and 124, that added together give a triangular number (190 = T₁₉).

The spelling of 66124 in words is "sixty-six thousand, one hundred twenty-four".