2244821307 has 16 divisors (see below), whose sum is σ = 3051947808. Its totient is φ = 1467165440.

The previous prime is 2244821303. The next prime is 2244821317. The reversal of 2244821307 is 7031284422.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2244821307 - 2² = 2244821303 is a prime.

It is a super-2 number, since 2×2244821307² = 10078445400722376498, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2244821303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230713 + ... + 240245.

It is an arithmetic number, because the mean of its divisors is an integer number (190746738).

Almost surely, 2^2244821307 is an apocalyptic number.

2244821307 is a deficient number, since it is larger than the sum of its proper divisors (807126501).

2244821307 is a wasteful number, since it uses less digits than its factorization.

2244821307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11070.

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 2244821307 is about 47379.5452384254. The cubic root of 2244821307 is about 1309.3645903574.

The spelling of 2244821307 in words is "two billion, two hundred forty-four million, eight hundred twenty-one thousand, three hundred seven".