4636849 has 4 divisors (see below), whose sum is σ = 5299264. Its totient is φ = 3974436.

The previous prime is 4636847. The next prime is 4636871. The reversal of 4636849 is 9486364.

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 a cyclic number.

It is not a de Polignac number, because 4636849 - 2¹ = 4636847 is a prime.

It is a Duffinian number.

4636849 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4636847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331197 + ... + 331210.

It is an arithmetic number, because the mean of its divisors is an integer number (1324816).

Almost surely, 2^4636849 is an apocalyptic number.

It is an amenable number.

4636849 is a deficient number, since it is larger than the sum of its proper divisors (662415).

4636849 is an equidigital number, since it uses as much as digits as its factorization.

4636849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662414.

The product of its digits is 124416, while the sum is 40.

The square root of 4636849 is about 2153.3343911246. The cubic root of 4636849 is about 166.7532541190.

The spelling of 4636849 in words is "four million, six hundred thirty-six thousand, eight hundred forty-nine".