82618363 has 4 divisors (see below), whose sum is σ = 82649160. Its totient is φ = 82587568.

The previous prime is 82618331. The next prime is 82618397. The reversal of 82618363 is 36381628.

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 82618363 - 2⁵ = 82618331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82618763) 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, 10945 + ... + 16882.

It is an arithmetic number, because the mean of its divisors is an integer number (20662290).

Almost surely, 2^82618363 is an apocalyptic number.

82618363 is a deficient number, since it is larger than the sum of its proper divisors (30797).

82618363 is a wasteful number, since it uses less digits than its factorization.

82618363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30796.

The product of its digits is 41472, while the sum is 37.

The square root of 82618363 is about 9089.4643956616. The cubic root of 82618363 is about 435.5374745370.

The spelling of 82618363 in words is "eighty-two million, six hundred eighteen thousand, three hundred sixty-three".