65532263 has 8 divisors (see below), whose sum is σ = 69459120. Its totient is φ = 61613440.

The previous prime is 65532253. The next prime is 65532277. The reversal of 65532263 is 36223556.

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

It is not a de Polignac number, because 65532263 - 2¹² = 65528167 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 (65532253) 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, 26333 + ... + 28713.

It is an arithmetic number, because the mean of its divisors is an integer number (8682390).

Almost surely, 2^65532263 is an apocalyptic number.

65532263 is a deficient number, since it is larger than the sum of its proper divisors (3926857).

65532263 is a wasteful number, since it uses less digits than its factorization.

65532263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4017.

The product of its digits is 32400, while the sum is 32.

The square root of 65532263 is about 8095.1999975294. The cubic root of 65532263 is about 403.1670725314.

The spelling of 65532263 in words is "sixty-five million, five hundred thirty-two thousand, two hundred sixty-three".