47164328 has 8 divisors (see below), whose sum is σ = 88433130. Its totient is φ = 23582160.

The previous prime is 47164321. The next prime is 47164331. The reversal of 47164328 is 82346174.

It can be written as a sum of positive squares in only one way, i.e., 47087044 + 77284 = 6862^2 + 278^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (47164321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2947763 + ... + 2947778.

Almost surely, 2^47164328 is an apocalyptic number.

It is an amenable number.

47164328 is a deficient number, since it is larger than the sum of its proper divisors (41268802).

47164328 is a wasteful number, since it uses less digits than its factorization.

47164328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5895547 (or 5895543 counting only the distinct ones).

The product of its digits is 32256, while the sum is 35.

The square root of 47164328 is about 6867.6289940561. The cubic root of 47164328 is about 361.3027082729.

The spelling of 47164328 in words is "forty-seven million, one hundred sixty-four thousand, three hundred twenty-eight".