4836409 has 4 divisors (see below), whose sum is σ = 4927716. Its totient is φ = 4745104.

The previous prime is 4836383. The next prime is 4836413. The reversal of 4836409 is 9046384.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4410000 + 426409 = 2100^2 + 653^2 .

It is a cyclic number.

It is not a de Polignac number, because 4836409 - 2⁷ = 4836281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4836809) 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, 45574 + ... + 45679.

It is an arithmetic number, because the mean of its divisors is an integer number (1231929).

Almost surely, 2^4836409 is an apocalyptic number.

It is an amenable number.

4836409 is a deficient number, since it is larger than the sum of its proper divisors (91307).

4836409 is an equidigital number, since it uses as much as digits as its factorization.

4836409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91306.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 4836409 is about 2199.1837121987. The cubic root of 4836409 is about 169.1119666978. Note that the first 3 decimals are identical.

The spelling of 4836409 in words is "four million, eight hundred thirty-six thousand, four hundred nine".