65266 has 4 divisors (see below), whose sum is σ = 97902. Its totient is φ = 32632.

The previous prime is 65257. The next prime is 65267. The reversal of 65266 is 66256.

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

It can be written as a sum of positive squares in only one way, i.e., 50625 + 14641 = 225^2 + 121^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 65266.

It is not an unprimeable number, because it can be changed into a prime (65267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16315 + ... + 16318.

2⁶⁵²⁶⁶ is an apocalyptic number.

65266 is a deficient number, since it is larger than the sum of its proper divisors (32636).

65266 is a wasteful number, since it uses less digits than its factorization.

65266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32635.

The product of its digits is 2160, while the sum is 25.

The square root of 65266 is about 255.4721119809. The cubic root of 65266 is about 40.2620297620.

Subtracting 65266 from its reverse (66256), we obtain a triangular number (990 = T₄₄).

The spelling of 65266 in words is "sixty-five thousand, two hundred sixty-six".