2820936044 has 6 divisors (see below), whose sum is σ = 4936638084. Its totient is φ = 1410468020.

The previous prime is 2820936031. The next prime is 2820936049. The reversal of 2820936044 is 4406390282.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2820935989 and 2820936007.

It is not an unprimeable number, because it can be changed into a prime (2820936049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352617002 + ... + 352617009.

It is an arithmetic number, because the mean of its divisors is an integer number (822773014).

Almost surely, 2^2820936044 is an apocalyptic number.

It is an amenable number.

2820936044 is a deficient number, since it is larger than the sum of its proper divisors (2115702040).

2820936044 is a wasteful number, since it uses less digits than its factorization.

2820936044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705234015 (or 705234013 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 2820936044 is about 53112.4848223090. The cubic root of 2820936044 is about 1412.9639450627.

The spelling of 2820936044 in words is "two billion, eight hundred twenty million, nine hundred thirty-six thousand, forty-four".