4320673 has 6 divisors (see below), whose sum is σ = 5026146. Its totient is φ = 3703392.

The previous prime is 4320643. The next prime is 4320689. The reversal of 4320673 is 3760234.

It can be written as a sum of positive squares in only one way, i.e., 3869089 + 451584 = 1967^2 + 672^2 .

It is not a de Polignac number, because 4320673 - 2¹³ = 4312481 is a prime.

It is a Duffinian number.

4320673 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4320643) 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 5 ways as a sum of consecutive naturals, for example, 44040 + ... + 44137.

It is an arithmetic number, because the mean of its divisors is an integer number (837691).

Almost surely, 2^4320673 is an apocalyptic number.

It is an amenable number.

4320673 is a deficient number, since it is larger than the sum of its proper divisors (705473).

4320673 is an equidigital number, since it uses as much as digits as its factorization.

4320673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88191 (or 88184 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 4320673 is about 2078.6228614157. The cubic root of 4320673 is about 162.8735139781.

The spelling of 4320673 in words is "four million, three hundred twenty thousand, six hundred seventy-three".