4647873321 has 72 divisors (see below), whose sum is σ = 8797351680. Its totient is φ = 2307322368.

The previous prime is 4647873317. The next prime is 4647873323. The reversal of 4647873321 is 1233787464.

It is not a de Polignac number, because 4647873321 - 2² = 4647873317 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4647873323) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 168160 + ... + 193838.

It is an arithmetic number, because the mean of its divisors is an integer number (122185440).

Almost surely, 2^4647873321 is an apocalyptic number.

It is an amenable number.

4647873321 is a deficient number, since it is larger than the sum of its proper divisors (4149478359).

4647873321 is a wasteful number, since it uses less digits than its factorization.

4647873321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25735 (or 25719 counting only the distinct ones).

The product of its digits is 677376, while the sum is 45.

The square root of 4647873321 is about 68175.3131345944. The cubic root of 4647873321 is about 1668.8530402393.

The spelling of 4647873321 in words is "four billion, six hundred forty-seven million, eight hundred seventy-three thousand, three hundred twenty-one".