49711968 has 84 divisors (see below), whose sum is σ = 146807388. Its totient is φ = 16562880.

The previous prime is 49711951. The next prime is 49711973. The reversal of 49711968 is 86911794.

It is a happy number.

49711968 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 13 ways as a sum of consecutive naturals, for example, 22263 + ... + 24393.

It is an arithmetic number, because the mean of its divisors is an integer number (1747707).

Almost surely, 2^49711968 is an apocalyptic number.

49711968 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49711968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73403694).

49711968 is an abundant number, since it is smaller than the sum of its proper divisors (97095420).

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

49711968 is an equidigital number, since it uses as much as digits as its factorization.

49711968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2159 (or 2136 counting only the distinct ones).

The product of its digits is 108864, while the sum is 45.

The square root of 49711968 is about 7050.6714573862. The cubic root of 49711968 is about 367.6943744764.

The spelling of 49711968 in words is "forty-nine million, seven hundred eleven thousand, nine hundred sixty-eight".