4086219161 has 8 divisors (see below), whose sum is σ = 4475778120. Its totient is φ = 3713237248.

The previous prime is 4086219149. The next prime is 4086219167. The reversal of 4086219161 is 1619126804.

It can be written as a sum of positive squares in 4 ways, for example, as 701190400 + 3385028761 = 26480^2 + 58181^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4086219161 - 2²² = 4082024857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4086219167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4143746 + ... + 4144731.

It is an arithmetic number, because the mean of its divisors is an integer number (559472265).

Almost surely, 2^4086219161 is an apocalyptic number.

It is an amenable number.

4086219161 is a deficient number, since it is larger than the sum of its proper divisors (389558959).

4086219161 is a wasteful number, since it uses less digits than its factorization.

4086219161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8288523.

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 4086219161 is about 63923.5415242303. The cubic root of 4086219161 is about 1598.7254382075.

The spelling of 4086219161 in words is "four billion, eighty-six million, two hundred nineteen thousand, one hundred sixty-one".