66190 has 8 divisors (see below), whose sum is σ = 119160. Its totient is φ = 26472.

The previous prime is 66179. The next prime is 66191. The reversal of 66190 is 9166.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×66190² = 8762232200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66191) 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, 3300 + ... + 3319.

It is an arithmetic number, because the mean of its divisors is an integer number (14895).

2⁶⁶¹⁹⁰ is an apocalyptic number.

66190 is a deficient number, since it is larger than the sum of its proper divisors (52970).

66190 is a wasteful number, since it uses less digits than its factorization.

66190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6626.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 66190 is about 257.2741728196. The cubic root of 66190 is about 40.4511426289.

It can be divided in two parts, 66 and 190, that added together give a 8-th power (256 = 2⁸).

The spelling of 66190 in words is "sixty-six thousand, one hundred ninety".