66002174 has 8 divisors (see below), whose sum is σ = 113146608. Its totient is φ = 28286640.

The previous prime is 66002171. The next prime is 66002197. The reversal of 66002174 is 47120066.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66002171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2357207 + ... + 2357234.

It is an arithmetic number, because the mean of its divisors is an integer number (14143326).

Almost surely, 2^66002174 is an apocalyptic number.

66002174 is a deficient number, since it is larger than the sum of its proper divisors (47144434).

66002174 is a wasteful number, since it uses less digits than its factorization.

66002174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4714450.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 66002174 is about 8124.1722039848. The cubic root of 66002174 is about 404.1284392134.

The spelling of 66002174 in words is "sixty-six million, two thousand, one hundred seventy-four".