2818838836 has 24 divisors (see below), whose sum is σ = 5386461696. Its totient is φ = 1280089920.

The previous prime is 2818838819. The next prime is 2818838851. The reversal of 2818838836 is 6388388182.

It is a happy 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, 18360 + ... + 77296.

It is an arithmetic number, because the mean of its divisors is an integer number (224435904).

Almost surely, 2^2818838836 is an apocalyptic number.

It is an amenable number.

2818838836 is a deficient number, since it is larger than the sum of its proper divisors (2567622860).

2818838836 is a wasteful number, since it uses less digits than its factorization.

2818838836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60039 (or 60037 counting only the distinct ones).

The product of its digits is 3538944, while the sum is 55.

The square root of 2818838836 is about 53092.7380721695. The cubic root of 2818838836 is about 1412.6137050607.

The spelling of 2818838836 in words is "two billion, eight hundred eighteen million, eight hundred thirty-eight thousand, eight hundred thirty-six".