47648844 has 24 divisors (see below), whose sum is σ = 123534320. Its totient is φ = 15882912.

The previous prime is 47648831. The next prime is 47648851. The reversal of 47648844 is 44884674.

It is a self number, because there is not a number n which added to its sum of digits gives 47648844.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220489 + ... + 220704.

Almost surely, 2^47648844 is an apocalyptic number.

It is an amenable number.

47648844 is an abundant number, since it is smaller than the sum of its proper divisors (75885476).

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

47648844 is a wasteful number, since it uses less digits than its factorization.

47648844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441206 (or 441198 counting only the distinct ones).

The product of its digits is 688128, while the sum is 45.

The square root of 47648844 is about 6902.8142087123. The cubic root of 47648844 is about 362.5357085711.

The spelling of 47648844 in words is "forty-seven million, six hundred forty-eight thousand, eight hundred forty-four".