47911722 has 8 divisors (see below), whose sum is σ = 95823456. Its totient is φ = 15970572.

The previous prime is 47911687. The next prime is 47911733. The reversal of 47911722 is 22711974.

47911722 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.

47911722 is an admirable 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 3 ways as a sum of consecutive naturals, for example, 3992638 + ... + 3992649.

It is an arithmetic number, because the mean of its divisors is an integer number (11977932).

Almost surely, 2^47911722 is an apocalyptic number.

47911722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

47911722 is a wasteful number, since it uses less digits than its factorization.

47911722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7985292.

The product of its digits is 7056, while the sum is 33.

The square root of 47911722 is about 6921.8293824682. The cubic root of 47911722 is about 363.2011877173.

The spelling of 47911722 in words is "forty-seven million, nine hundred eleven thousand, seven hundred twenty-two".