47327664 has 20 divisors (see below), whose sum is σ = 122263256. Its totient is φ = 15775872.

The previous prime is 47327663. The next prime is 47327671. The reversal of 47327664 is 46672374.

It is not an unprimeable number, because it can be changed into a prime (47327663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492949 + ... + 493044.

Almost surely, 2^47327664 is an apocalyptic number.

It is an amenable number.

47327664 is an abundant number, since it is smaller than the sum of its proper divisors (74935592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47327664 is a wasteful number, since it uses less digits than its factorization.

47327664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986004 (or 985998 counting only the distinct ones).

The product of its digits is 169344, while the sum is 39.

The square root of 47327664 is about 6879.5104476990. The cubic root of 47327664 is about 361.7193066388.

The spelling of 47327664 in words is "forty-seven million, three hundred twenty-seven thousand, six hundred sixty-four".