66708341 has 4 divisors (see below), whose sum is σ = 76238112. Its totient is φ = 57178572.

The previous prime is 66708329. The next prime is 66708347. The reversal of 66708341 is 14380766.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 66708341 - 2⁶ = 66708277 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66708347) 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, 4764875 + ... + 4764888.

It is an arithmetic number, because the mean of its divisors is an integer number (19059528).

Almost surely, 2^66708341 is an apocalyptic number.

It is an amenable number.

66708341 is a deficient number, since it is larger than the sum of its proper divisors (9529771).

66708341 is an equidigital number, since it uses as much as digits as its factorization.

66708341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9529770.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 66708341 is about 8167.5174318761. The cubic root of 66708341 is about 405.5646060100.

The spelling of 66708341 in words is "sixty-six million, seven hundred eight thousand, three hundred forty-one".