2803219616 has 12 divisors (see below), whose sum is σ = 5518838682. Its totient is φ = 1401609792.

The previous prime is 2803219597. The next prime is 2803219619. The reversal of 2803219616 is 6169123082.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2704416016 + 98803600 = 52004^2 + 9940^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2803219616.

It is not an unprimeable number, because it can be changed into a prime (2803219619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43800275 + ... + 43800338.

Almost surely, 2^2803219616 is an apocalyptic number.

It is an amenable number.

2803219616 is a deficient number, since it is larger than the sum of its proper divisors (2715619066).

2803219616 is an equidigital number, since it uses as much as digits as its factorization.

2803219616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87600623 (or 87600615 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 2803219616 is about 52945.4399925055. The cubic root of 2803219616 is about 1409.9997679526. Note that the first 3 decimals are identical.

The spelling of 2803219616 in words is "two billion, eight hundred three million, two hundred nineteen thousand, six hundred sixteen".