49563815 has 8 divisors (see below), whose sum is σ = 67973280. Its totient is φ = 33986592.

The previous prime is 49563779. The next prime is 49563817. The reversal of 49563815 is 51836594.

49563815 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 49563815 - 2⁸ = 49563559 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49563817) 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 7 ways as a sum of consecutive naturals, for example, 708020 + ... + 708089.

It is an arithmetic number, because the mean of its divisors is an integer number (8496660).

Almost surely, 2^49563815 is an apocalyptic number.

49563815 is a deficient number, since it is larger than the sum of its proper divisors (18409465).

49563815 is a wasteful number, since it uses less digits than its factorization.

49563815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416121.

The product of its digits is 129600, while the sum is 41.

The square root of 49563815 is about 7040.1573135833. The cubic root of 49563815 is about 367.3287399848.

The spelling of 49563815 in words is "forty-nine million, five hundred sixty-three thousand, eight hundred fifteen".