49646845 has 4 divisors (see below), whose sum is σ = 59576220. Its totient is φ = 39717472.

The previous prime is 49646833. The next prime is 49646911. The reversal of 49646845 is 54864694.

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 17690436 + 31956409 = 4206^2 + 5653^2 .

It is a cyclic number.

It is not a de Polignac number, because 49646845 - 2⁵ = 49646813 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49646795 and 49646804.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4964680 + ... + 4964689.

It is an arithmetic number, because the mean of its divisors is an integer number (14894055).

Almost surely, 2^49646845 is an apocalyptic number.

It is an amenable number.

49646845 is a deficient number, since it is larger than the sum of its proper divisors (9929375).

49646845 is an equidigital number, since it uses as much as digits as its factorization.

49646845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9929374.

The product of its digits is 829440, while the sum is 46.

The square root of 49646845 is about 7046.0517312889. The cubic root of 49646845 is about 367.5337436429.

The spelling of 49646845 in words is "forty-nine million, six hundred forty-six thousand, eight hundred forty-five".