4084221730 has 16 divisors (see below), whose sum is σ = 7388920440. Its totient is φ = 1625395072.

The previous prime is 4084221721. The next prime is 4084221731. The reversal of 4084221730 is 371224804.

It can be written as a sum of positive squares in 4 ways, for example, as 3512103169 + 572118561 = 59263^2 + 23919^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4084221692 and 4084221701.

It is not an unprimeable number, because it can be changed into a prime (4084221731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1034635 + ... + 1038574.

Almost surely, 2^4084221730 is an apocalyptic number.

4084221730 is a deficient number, since it is larger than the sum of its proper divisors (3304698710).

4084221730 is a wasteful number, since it uses less digits than its factorization.

4084221730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2073413.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 4084221730 is about 63907.9160198484. The cubic root of 4084221730 is about 1598.4648987298.

The spelling of 4084221730 in words is "four billion, eighty-four million, two hundred twenty-one thousand, seven hundred thirty".