2188844314 has 4 divisors (see below), whose sum is σ = 3283266474. Its totient is φ = 1094422156.

The previous prime is 2188844309. The next prime is 2188844321. The reversal of 2188844314 is 4134488812.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2173890625 + 14953689 = 46625^2 + 3867^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 547211077 + ... + 547211080.

Almost surely, 2^2188844314 is an apocalyptic number.

2188844314 is a deficient number, since it is larger than the sum of its proper divisors (1094422160).

2188844314 is a wasteful number, since it uses less digits than its factorization.

2188844314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1094422159.

The product of its digits is 196608, while the sum is 43.

The square root of 2188844314 is about 46785.0864485682. The cubic root of 2188844314 is about 1298.3893888188.

The spelling of 2188844314 in words is "two billion, one hundred eighty-eight million, eight hundred forty-four thousand, three hundred fourteen".