47855448 has 96 divisors (see below), whose sum is σ = 136281600. Its totient is φ = 15730848.

The previous prime is 47855441. The next prime is 47855473. The reversal of 47855448 is 84455874.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47855441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 200113 + ... + 200351.

It is an arithmetic number, because the mean of its divisors is an integer number (1419600).

Almost surely, 2^47855448 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 47855448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68140800).

47855448 is an abundant number, since it is smaller than the sum of its proper divisors (88426152).

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

47855448 is a wasteful number, since it uses less digits than its factorization.

47855448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363 (or 347 counting only the distinct ones).

The product of its digits is 716800, while the sum is 45.

The square root of 47855448 is about 6917.7632223140. The cubic root of 47855448 is about 363.0589344924.

The spelling of 47855448 in words is "forty-seven million, eight hundred fifty-five thousand, four hundred forty-eight".