4873809 has 4 divisors (see below), whose sum is σ = 6498416. Its totient is φ = 3249204.

The previous prime is 4873801. The next prime is 4873811. The reversal of 4873809 is 9083784.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4873809 - 2³ = 4873801 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4873801) 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, 812299 + ... + 812304.

It is an arithmetic number, because the mean of its divisors is an integer number (1624604).

Almost surely, 2^4873809 is an apocalyptic number.

It is an amenable number.

4873809 is a deficient number, since it is larger than the sum of its proper divisors (1624607).

4873809 is a wasteful number, since it uses less digits than its factorization.

4873809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1624606.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 4873809 is about 2207.6704917175. The cubic root of 4873809 is about 169.5467627087.

The spelling of 4873809 in words is "four million, eight hundred seventy-three thousand, eight hundred nine".