65532307 has 4 divisors (see below), whose sum is σ = 65612376. Its totient is φ = 65452240.

The previous prime is 65532293. The next prime is 65532323. The reversal of 65532307 is 70323556.

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

It is a cyclic number.

It is not a de Polignac number, because 65532307 - 2⁷ = 65532179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65532377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38794 + ... + 40447.

It is an arithmetic number, because the mean of its divisors is an integer number (16403094).

Almost surely, 2^65532307 is an apocalyptic number.

65532307 is a deficient number, since it is larger than the sum of its proper divisors (80069).

65532307 is an equidigital number, since it uses as much as digits as its factorization.

65532307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80068.

The product of its (nonzero) digits is 18900, while the sum is 31.

The square root of 65532307 is about 8095.2027151888. The cubic root of 65532307 is about 403.1671627635.

The spelling of 65532307 in words is "sixty-five million, five hundred thirty-two thousand, three hundred seven".