47430928 has 10 divisors (see below), whose sum is σ = 91897454. Its totient is φ = 23715456.

The previous prime is 47430893. The next prime is 47430937. The reversal of 47430928 is 82903474.

It is a happy number.

47430928 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 + 535824 = 6848^2 + 732^2 .

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 as a sum of consecutive naturals, namely, 1482201 + ... + 1482232.

Almost surely, 2^47430928 is an apocalyptic number.

It is an amenable number.

47430928 is a deficient number, since it is larger than the sum of its proper divisors (44466526).

47430928 is a wasteful number, since it uses less digits than its factorization.

47430928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2964441 (or 2964435 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 47430928 is about 6887.0115434781. The cubic root of 47430928 is about 361.9821933998.

The spelling of 47430928 in words is "forty-seven million, four hundred thirty thousand, nine hundred twenty-eight".