4320499 has 4 divisors (see below), whose sum is σ = 4574664. Its totient is φ = 4066336.

The previous prime is 4320493. The next prime is 4320509. The reversal of 4320499 is 9940234.

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

It is a cyclic number.

It is not a de Polignac number, because 4320499 - 2¹¹ = 4318451 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 4⁵ + 3¹⁰ + 2⁹ + 0 + 4¹¹ + 9⁴ + 9⁵ .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4320499.

It is not an unprimeable number, because it can be changed into a prime (4320493) 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 in 3 ways as a sum of consecutive naturals, for example, 127057 + ... + 127090.

It is an arithmetic number, because the mean of its divisors is an integer number (1143666).

Almost surely, 2^4320499 is an apocalyptic number.

4320499 is a deficient number, since it is larger than the sum of its proper divisors (254165).

4320499 is a wasteful number, since it uses less digits than its factorization.

4320499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254164.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 4320499 is about 2078.5810063599. The cubic root of 4320499 is about 162.8713275616.

The spelling of 4320499 in words is "four million, three hundred twenty thousand, four hundred ninety-nine".