65334661 has 8 divisors (see below), whose sum is σ = 75101184. Its totient is φ = 55676400.

The previous prime is 65334649. The next prime is 65334671. The reversal of 65334661 is 16643356.

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

It is a cyclic number.

It is not a de Polignac number, because 65334661 - 2¹¹ = 65332613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65334611) 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, 25765 + ... + 28186.

It is an arithmetic number, because the mean of its divisors is an integer number (9387648).

Almost surely, 2^65334661 is an apocalyptic number.

It is an amenable number.

65334661 is a deficient number, since it is larger than the sum of its proper divisors (9766523).

65334661 is a wasteful number, since it uses less digits than its factorization.

65334661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54131.

The product of its digits is 38880, while the sum is 34.

The square root of 65334661 is about 8082.9858963133. The cubic root of 65334661 is about 402.7614360576.

The spelling of 65334661 in words is "sixty-five million, three hundred thirty-four thousand, six hundred sixty-one".