53266 has 4 divisors (see below), whose sum is σ = 79902. Its totient is φ = 26632.

The previous prime is 53239. The next prime is 53267. The reversal of 53266 is 66235.

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., 29241 + 24025 = 171^2 + 155^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 5 + 3⁸ + 2³ + 6² + 6⁶ .

It is a plaindrome in base 12 and base 14.

It is not an unprimeable number, because it can be changed into a prime (53267) by changing a digit.

53266 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13315 + ... + 13318.

2⁵³²⁶⁶ is an apocalyptic number.

53266 is a deficient number, since it is larger than the sum of its proper divisors (26636).

53266 is a wasteful number, since it uses less digits than its factorization.

53266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26635.

The product of its digits is 1080, while the sum is 22.

The square root of 53266 is about 230.7942806917. The cubic root of 53266 is about 37.6255937111.

The spelling of 53266 in words is "fifty-three thousand, two hundred sixty-six".