4605321 has 8 divisors (see below), whose sum is σ = 7017664. Its totient is φ = 2631600.

The previous prime is 4605311. The next prime is 4605323. The reversal of 4605321 is 1235064.

It is a happy number.

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

It is not a de Polignac number, because 4605321 - 2¹¹ = 4603273 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 219301 = 4605321 / (4 + 6 + 0 + 5 + 3 + 2 + 1).

It is a d-powerful number, because it can be written as 4¹¹ + 6⁷ + 0 + 5 + 3 + 2¹⁷ + 1 .

It is a Duffinian number.

4605321 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4605323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109630 + ... + 109671.

It is an arithmetic number, because the mean of its divisors is an integer number (877208).

Almost surely, 2^4605321 is an apocalyptic number.

It is an amenable number.

4605321 is a deficient number, since it is larger than the sum of its proper divisors (2412343).

4605321 is a wasteful number, since it uses less digits than its factorization.

4605321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219311.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 4605321 is about 2146.0011649577. The cubic root of 4605321 is about 166.3744510708.

The spelling of 4605321 in words is "four million, six hundred five thousand, three hundred twenty-one".