82365211 has 4 divisors (see below), whose sum is σ = 82512072. Its totient is φ = 82218352.

The previous prime is 82365149. The next prime is 82365229. The reversal of 82365211 is 11256328.

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 82365211 - 2⁹ = 82364699 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 82365211.

It is not an unprimeable number, because it can be changed into a prime (82365271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72586 + ... + 73711.

It is an arithmetic number, because the mean of its divisors is an integer number (20628018).

Almost surely, 2^82365211 is an apocalyptic number.

82365211 is a deficient number, since it is larger than the sum of its proper divisors (146861).

82365211 is a wasteful number, since it uses less digits than its factorization.

82365211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146860.

The product of its digits is 2880, while the sum is 28.

The square root of 82365211 is about 9075.5281389019. The cubic root of 82365211 is about 435.0921740641.

The spelling of 82365211 in words is "eighty-two million, three hundred sixty-five thousand, two hundred eleven".