8266541 has 4 divisors (see below), whose sum is σ = 8301084. Its totient is φ = 8232000.

The previous prime is 8266519. The next prime is 8266561. The reversal of 8266541 is 1456628.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3222025 + 5044516 = 1795^2 + 2246^2 .

It is a cyclic number.

It is not a de Polignac number, because 8266541 - 2⁶ = 8266477 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8266498 and 8266507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8266561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16910 + ... + 17391.

It is an arithmetic number, because the mean of its divisors is an integer number (2075271).

Almost surely, 2^8266541 is an apocalyptic number.

It is an amenable number.

8266541 is a deficient number, since it is larger than the sum of its proper divisors (34543).

8266541 is a wasteful number, since it uses less digits than its factorization.

8266541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34542.

The product of its digits is 11520, while the sum is 32.

The square root of 8266541 is about 2875.1592999345. The cubic root of 8266541 is about 202.1969536090.

The spelling of 8266541 in words is "eight million, two hundred sixty-six thousand, five hundred forty-one".