4809534391 has 16 divisors (see below), whose sum is σ = 5253431040. Its totient is φ = 4387703040.

The previous prime is 4809534361. The next prime is 4809534403. The reversal of 4809534391 is 1934359084.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4809534391 - 2¹⁵ = 4809501623 is a prime.

It is a super-3 number, since 3×4809534391³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4809534361) 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, 16551 + ... + 99463.

It is an arithmetic number, because the mean of its divisors is an integer number (328339440).

Almost surely, 2^4809534391 is an apocalyptic number.

4809534391 is a deficient number, since it is larger than the sum of its proper divisors (443896649).

4809534391 is a wasteful number, since it uses less digits than its factorization.

4809534391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83046.

The product of its (nonzero) digits is 466560, while the sum is 46.

The square root of 4809534391 is about 69350.8067076368. The cubic root of 4809534391 is about 1687.9814831371.

The spelling of 4809534391 in words is "four billion, eight hundred nine million, five hundred thirty-four thousand, three hundred ninety-one".