4814439621 has 16 divisors (see below), whose sum is σ = 6759091200. Its totient is φ = 3039806448.

The previous prime is 4814439587. The next prime is 4814439629. The reversal of 4814439621 is 1269344184.

It is not a de Polignac number, because 4814439621 - 2¹⁵ = 4814406853 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4814439629) 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 15 ways as a sum of consecutive naturals, for example, 222150 + ... + 242856.

It is an arithmetic number, because the mean of its divisors is an integer number (422443200).

Almost surely, 2^4814439621 is an apocalyptic number.

It is an amenable number.

4814439621 is a deficient number, since it is larger than the sum of its proper divisors (1944651579).

4814439621 is a wasteful number, since it uses less digits than its factorization.

4814439621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24808.

The product of its digits is 165888, while the sum is 42.

The square root of 4814439621 is about 69386.1630370206. The cubic root of 4814439621 is about 1688.5551439420. Note that the first 3 decimals are identical.

The spelling of 4814439621 in words is "four billion, eight hundred fourteen million, four hundred thirty-nine thousand, six hundred twenty-one".