4320493 has 2 divisors, whose sum is σ = 4320494. Its totient is φ = 4320492.

The previous prime is 4320487. The next prime is 4320509. The reversal of 4320493 is 3940234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4052169 + 268324 = 2013^2 + 518^2 .

It is a cyclic number.

It is not a de Polignac number, because 4320493 - 2⁵ = 4320461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4320443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2160246 + 2160247.

It is an arithmetic number, because the mean of its divisors is an integer number (2160247).

Almost surely, 2^4320493 is an apocalyptic number.

It is an amenable number.

4320493 is a deficient number, since it is larger than the sum of its proper divisors (1).

4320493 is an equidigital number, since it uses as much as digits as its factorization.

4320493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 4320493 is about 2078.5795630670. The cubic root of 4320493 is about 162.8712521669.

The spelling of 4320493 in words is "four million, three hundred twenty thousand, four hundred ninety-three".