2244281378 has 8 divisors (see below), whose sum is σ = 3421609500. Its totient is φ = 1103744880.

The previous prime is 2244281357. The next prime is 2244281381. The reversal of 2244281378 is 8731824422.

It can be written as a sum of positive squares in 2 ways, for example, as 2010894649 + 233386729 = 44843^2 + 15277^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9197753 + ... + 9197996.

Almost surely, 2^2244281378 is an apocalyptic number.

2244281378 is a deficient number, since it is larger than the sum of its proper divisors (1177328122).

2244281378 is a wasteful number, since it uses less digits than its factorization.

2244281378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18395812.

The product of its digits is 172032, while the sum is 41.

The square root of 2244281378 is about 47373.8469833304. The cubic root of 2244281378 is about 1309.2596049258.

The spelling of 2244281378 in words is "two billion, two hundred forty-four million, two hundred eighty-one thousand, three hundred seventy-eight".