65522867 has 4 divisors (see below), whose sum is σ = 65563176. Its totient is φ = 65482560.

The previous prime is 65522857. The next prime is 65522881. The reversal of 65522867 is 76822556.

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 65522867 - 2²² = 61328563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65522827) 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, 17609 + ... + 21002.

It is an arithmetic number, because the mean of its divisors is an integer number (16390794).

Almost surely, 2^65522867 is an apocalyptic number.

65522867 is a deficient number, since it is larger than the sum of its proper divisors (40309).

65522867 is a wasteful number, since it uses less digits than its factorization.

65522867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40308.

The product of its digits is 201600, while the sum is 41.

The square root of 65522867 is about 8094.6196328178. The cubic root of 65522867 is about 403.1478029446.

The spelling of 65522867 in words is "sixty-five million, five hundred twenty-two thousand, eight hundred sixty-seven".