4500046321 has 4 divisors (see below), whose sum is σ = 4500615652. Its totient is φ = 4499476992.

The previous prime is 4500046247. The next prime is 4500046337. The reversal of 4500046321 is 1236400054.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3098592225 + 1401454096 = 55665^2 + 37436^2 .

It is a cyclic number.

It is not a de Polignac number, because 4500046321 - 2³¹ = 2352562673 is a prime.

It is a super-2 number, since 2×4500046321² = 40500833782291270082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4500046381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272640 + ... + 288673.

It is an arithmetic number, because the mean of its divisors is an integer number (1125153913).

Almost surely, 2^4500046321 is an apocalyptic number.

It is an amenable number.

4500046321 is a deficient number, since it is larger than the sum of its proper divisors (569331).

4500046321 is an equidigital number, since it uses as much as digits as its factorization.

4500046321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569330.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 4500046321 is about 67082.3845804545. The cubic root of 4500046321 is about 1650.9692891898.

Adding to 4500046321 its reverse (1236400054), we get a palindrome (5736446375).

The spelling of 4500046321 in words is "four billion, five hundred million, forty-six thousand, three hundred twenty-one".