47347828 has 24 divisors (see below), whose sum is σ = 91746144. Its totient is φ = 21199200.

The previous prime is 47347813. The next prime is 47347831. The reversal of 47347828 is 82874374.

47347828 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 7 ways as a sum of consecutive naturals, for example, 5083 + ... + 10978.

It is an arithmetic number, because the mean of its divisors is an integer number (3822756).

Almost surely, 2^47347828 is an apocalyptic number.

It is an amenable number.

47347828 is a deficient number, since it is larger than the sum of its proper divisors (44398316).

47347828 is a wasteful number, since it uses less digits than its factorization.

47347828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16143 (or 16141 counting only the distinct ones).

The product of its digits is 301056, while the sum is 43.

The square root of 47347828 is about 6880.9758028931. The cubic root of 47347828 is about 361.7706696395.

The spelling of 47347828 in words is "forty-seven million, three hundred forty-seven thousand, eight hundred twenty-eight".