47859428 has 6 divisors (see below), whose sum is σ = 83754006. Its totient is φ = 23929712.

The previous prime is 47859421. The next prime is 47859451. The reversal of 47859428 is 82495874.

It is a happy number.

47859428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 46895104 + 964324 = 6848^2 + 982^2 .

It is not an unprimeable number, because it can be changed into a prime (47859421) by changing a digit.

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 as a sum of consecutive naturals, namely, 5982425 + ... + 5982432.

It is an arithmetic number, because the mean of its divisors is an integer number (13959001).

Almost surely, 2^47859428 is an apocalyptic number.

It is an amenable number.

47859428 is a deficient number, since it is larger than the sum of its proper divisors (35894578).

47859428 is a wasteful number, since it uses less digits than its factorization.

47859428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11964861 (or 11964859 counting only the distinct ones).

The product of its digits is 645120, while the sum is 47.

The square root of 47859428 is about 6918.0508815706. The cubic root of 47859428 is about 363.0689990693.

The spelling of 47859428 in words is "forty-seven million, eight hundred fifty-nine thousand, four hundred twenty-eight".