2221919314 has 8 divisors (see below), whose sum is σ = 3414168828. Its totient is φ = 1083863040.

The previous prime is 2221919311. The next prime is 2221919377. The reversal of 2221919314 is 4139191222.

It can be written as a sum of positive squares in 2 ways, for example, as 1590653689 + 631265625 = 39883^2 + 25125^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2221919314.

It is not an unprimeable number, because it can be changed into a prime (2221919311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13548207 + ... + 13548370.

Almost surely, 2^2221919314 is an apocalyptic number.

2221919314 is a deficient number, since it is larger than the sum of its proper divisors (1192249514).

2221919314 is a wasteful number, since it uses less digits than its factorization.

2221919314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27096620.

The product of its digits is 7776, while the sum is 34.

The square root of 2221919314 is about 47137.2391427415. The cubic root of 2221919314 is about 1304.8965854155.

The spelling of 2221919314 in words is "two billion, two hundred twenty-one million, nine hundred nineteen thousand, three hundred fourteen".