2239362845 has 6 divisors (see below), whose sum is σ = 2687362398. Its totient is φ = 1791405624.

The previous prime is 2239362793. The next prime is 2239362899. The reversal of 2239362845 is 5482639322.

It can be written as a sum of positive squares in only one way, i.e., 1791490276 + 447872569 = 42326^2 + 21163^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2239362845 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2239362796 and 2239362805.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 95234 + ... + 116396.

It is an arithmetic number, because the mean of its divisors is an integer number (447893733).

Almost surely, 2^2239362845 is an apocalyptic number.

It is an amenable number.

2239362845 is a deficient number, since it is larger than the sum of its proper divisors (447999553).

2239362845 is an frugal number, since it uses more digits than its factorization.

2239362845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42331 (or 21168 counting only the distinct ones).

The product of its digits is 622080, while the sum is 44.

The square root of 2239362845 is about 47321.9066078280. The cubic root of 2239362845 is about 1308.3024542006.

The spelling of 2239362845 in words is "two billion, two hundred thirty-nine million, three hundred sixty-two thousand, eight hundred forty-five".