47843228 has 12 divisors (see below), whose sum is σ = 85768032. Its totient is φ = 23338080.

The previous prime is 47843209. The next prime is 47843267. The reversal of 47843228 is 82234874.

It is a happy number.

47843228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 47843191 and 47843200.

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 3 ways as a sum of consecutive naturals, for example, 145700 + ... + 146027.

It is an arithmetic number, because the mean of its divisors is an integer number (7147336).

Almost surely, 2^47843228 is an apocalyptic number.

It is an amenable number.

47843228 is a deficient number, since it is larger than the sum of its proper divisors (37924804).

47843228 is a wasteful number, since it uses less digits than its factorization.

47843228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291772 (or 291770 counting only the distinct ones).

The product of its digits is 86016, while the sum is 38.

The square root of 47843228 is about 6916.8799324551. The cubic root of 47843228 is about 363.0280292138.

The spelling of 47843228 in words is "forty-seven million, eight hundred forty-three thousand, two hundred twenty-eight".