65332237 has 8 divisors (see below), whose sum is σ = 66096576. Its totient is φ = 64572672.

The previous prime is 65332217. The next prime is 65332243. The reversal of 65332237 is 73223356.

65332237 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 65332237 - 2⁷ = 65332109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 65332199 and 65332208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65332217) 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 7 ways as a sum of consecutive naturals, for example, 31218 + ... + 33244.

It is an arithmetic number, because the mean of its divisors is an integer number (8262072).

Almost surely, 2^65332237 is an apocalyptic number.

It is an amenable number.

65332237 is a deficient number, since it is larger than the sum of its proper divisors (764339).

65332237 is a wasteful number, since it uses less digits than its factorization.

65332237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2387.

The product of its digits is 22680, while the sum is 31.

The square root of 65332237 is about 8082.8359503333. The cubic root of 65332237 is about 402.7564550068.

The spelling of 65332237 in words is "sixty-five million, three hundred thirty-two thousand, two hundred thirty-seven".