4809533421 has 16 divisors (see below), whose sum is σ = 7995068928. Its totient is φ = 2498458800.

The previous prime is 4809533419. The next prime is 4809533429. The reversal of 4809533421 is 1243359084.

It is not a de Polignac number, because 4809533421 - 2¹ = 4809533419 is a prime.

It is a super-3 number, since 3×4809533421³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4809533421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4809533429) 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, 10410015 + ... + 10410476.

It is an arithmetic number, because the mean of its divisors is an integer number (499691808).

Almost surely, 2^4809533421 is an apocalyptic number.

It is an amenable number.

4809533421 is a deficient number, since it is larger than the sum of its proper divisors (3185535507).

4809533421 is a wasteful number, since it uses less digits than its factorization.

4809533421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20820512.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 4809533421 is about 69350.7997142066. The cubic root of 4809533421 is about 1687.9813696582.

The spelling of 4809533421 in words is "four billion, eight hundred nine million, five hundred thirty-three thousand, four hundred twenty-one".