49168768 has 64 divisors (see below), whose sum is σ = 109278720. Its totient is φ = 21844480.

The previous prime is 49168741. The next prime is 49168829. The reversal of 49168768 is 86786194.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65805 + ... + 66547.

It is an arithmetic number, because the mean of its divisors is an integer number (1707480).

Almost surely, 2^49168768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49168768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54639360).

49168768 is an abundant number, since it is smaller than the sum of its proper divisors (60109952).

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

49168768 is a wasteful number, since it uses less digits than its factorization.

49168768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815 (or 803 counting only the distinct ones).

The product of its digits is 580608, while the sum is 49.

The square root of 49168768 is about 7012.0444950100. The cubic root of 49168768 is about 366.3502077605.

The spelling of 49168768 in words is "forty-nine million, one hundred sixty-eight thousand, seven hundred sixty-eight".