8261366 has 4 divisors (see below), whose sum is σ = 12392052. Its totient is φ = 4130682.

The previous prime is 8261359. The next prime is 8261369. The reversal of 8261366 is 6631628.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8261369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2065340 + ... + 2065343.

It is an arithmetic number, because the mean of its divisors is an integer number (3098013).

Almost surely, 2^8261366 is an apocalyptic number.

8261366 is a deficient number, since it is larger than the sum of its proper divisors (4130686).

8261366 is a wasteful number, since it uses less digits than its factorization.

8261366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4130685.

The product of its digits is 10368, while the sum is 32.

The square root of 8261366 is about 2874.2592089093. The cubic root of 8261366 is about 202.1547518521.

The spelling of 8261366 in words is "eight million, two hundred sixty-one thousand, three hundred sixty-six".