49865568 has 24 divisors (see below), whose sum is σ = 130897368. Its totient is φ = 16621824.

The previous prime is 49865567. The next prime is 49865591. The reversal of 49865568 is 86556894.

49865568 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 49865568.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49865567) 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 3 ways as a sum of consecutive naturals, for example, 259621 + ... + 259812.

It is an arithmetic number, because the mean of its divisors is an integer number (5454057).

Almost surely, 2^49865568 is an apocalyptic number.

49865568 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

49865568 is an abundant number, since it is smaller than the sum of its proper divisors (81031800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49865568 is a wasteful number, since it uses less digits than its factorization.

49865568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519446 (or 519438 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 51.

The square root of 49865568 is about 7061.5556359771. Note that the first 3 decimals coincide. The cubic root of 49865568 is about 368.0726857055.

It can be divided in two parts, 498 and 65568, that added together give a palindrome (66066).

The spelling of 49865568 in words is "forty-nine million, eight hundred sixty-five thousand, five hundred sixty-eight".