4399822813 has 2 divisors, whose sum is σ = 4399822814. Its totient is φ = 4399822812.

The previous prime is 4399822759. The next prime is 4399822829. The reversal of 4399822813 is 3182289934.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3053446564 + 1346376249 = 55258^2 + 36693^2 .

It is a cyclic number.

It is not a de Polignac number, because 4399822813 - 2¹⁷ = 4399691741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4399822313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2199911406 + 2199911407.

It is an arithmetic number, because the mean of its divisors is an integer number (2199911407).

Almost surely, 2^4399822813 is an apocalyptic number.

It is an amenable number.

4399822813 is a deficient number, since it is larger than the sum of its proper divisors (1).

4399822813 is an equidigital number, since it uses as much as digits as its factorization.

4399822813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 746496, while the sum is 49.

The square root of 4399822813 is about 66331.1601963964. The cubic root of 4399822813 is about 1638.6205449851.

The spelling of 4399822813 in words is "four billion, three hundred ninety-nine million, eight hundred twenty-two thousand, eight hundred thirteen".