2820684005 has 8 divisors (see below), whose sum is σ = 3531987072. Its totient is φ = 2158436368.

The previous prime is 2820683993. The next prime is 2820684037. The reversal of 2820684005 is 5004860282.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2820684005 - 2¹² = 2820679909 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12263729 + ... + 12263958.

It is an arithmetic number, because the mean of its divisors is an integer number (441498384).

Almost surely, 2^2820684005 is an apocalyptic number.

It is an amenable number.

2820684005 is a deficient number, since it is larger than the sum of its proper divisors (711303067).

2820684005 is a wasteful number, since it uses less digits than its factorization.

2820684005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24527715.

The product of its (nonzero) digits is 30720, while the sum is 35.

The square root of 2820684005 is about 53110.1120785863. The cubic root of 2820684005 is about 1412.9218629759.

It can be divided in two parts, 28206 and 84005, that added together give a palindrome (112211).

The spelling of 2820684005 in words is "two billion, eight hundred twenty million, six hundred eighty-four thousand, five".