66326241 has 8 divisors (see below), whose sum is σ = 88562560. Its totient is φ = 44153712.

The previous prime is 66326203. The next prime is 66326243. The reversal of 66326241 is 14262366.

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

It is not a de Polignac number, because 66326241 - 2⁹ = 66325729 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 66326199 and 66326208.

It is not an unprimeable number, because it can be changed into a prime (66326243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13465 + ... + 17718.

It is an arithmetic number, because the mean of its divisors is an integer number (11070320).

Almost surely, 2^66326241 is an apocalyptic number.

It is an amenable number.

66326241 is a deficient number, since it is larger than the sum of its proper divisors (22236319).

66326241 is a wasteful number, since it uses less digits than its factorization.

66326241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31895.

The product of its digits is 10368, while the sum is 30.

The square root of 66326241 is about 8144.0923987882. The cubic root of 66326241 is about 404.7887756975.

The spelling of 66326241 in words is "sixty-six million, three hundred twenty-six thousand, two hundred forty-one".