4546321 has 4 divisors (see below), whose sum is σ = 4896052. Its totient is φ = 4196592.

The previous prime is 4546319. The next prime is 4546331. The reversal of 4546321 is 1236454.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1236454 = 2 ⋅618227.

It can be written as a sum of positive squares in 2 ways, for example, as 286225 + 4260096 = 535^2 + 2064^2 .

It is a cyclic number.

It is not a de Polignac number, because 4546321 - 2¹ = 4546319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4546331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174846 + ... + 174871.

It is an arithmetic number, because the mean of its divisors is an integer number (1224013).

Almost surely, 2^4546321 is an apocalyptic number.

It is an amenable number.

4546321 is a deficient number, since it is larger than the sum of its proper divisors (349731).

4546321 is a wasteful number, since it uses less digits than its factorization.

4546321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349730.

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

The square root of 4546321 is about 2132.2103554762. The cubic root of 4546321 is about 165.6609059925.

The spelling of 4546321 in words is "four million, five hundred forty-six thousand, three hundred twenty-one".