66734341 has 4 divisors (see below), whose sum is σ = 67073292. Its totient is φ = 66395392.

The previous prime is 66734329. The next prime is 66734357. The reversal of 66734341 is 14343766.

66734341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 61230625 + 5503716 = 7825^2 + 2346^2 .

It is a cyclic number.

It is not a de Polignac number, because 66734341 - 2¹⁵ = 66701573 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66734297 and 66734306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66734321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169180 + ... + 169573.

It is an arithmetic number, because the mean of its divisors is an integer number (16768323).

Almost surely, 2^66734341 is an apocalyptic number.

It is an amenable number.

66734341 is a deficient number, since it is larger than the sum of its proper divisors (338951).

66734341 is a wasteful number, since it uses less digits than its factorization.

66734341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338950.

The product of its digits is 36288, while the sum is 34.

The square root of 66734341 is about 8169.1089477372. The cubic root of 66734341 is about 405.6172896272.

The spelling of 66734341 in words is "sixty-six million, seven hundred thirty-four thousand, three hundred forty-one".