47640674 has 8 divisors (see below), whose sum is σ = 71504208. Its totient is φ = 23805940.

The previous prime is 47640673. The next prime is 47640701. The reversal of 47640674 is 47604674.

47640674 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (47640673) 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 in 3 ways as a sum of consecutive naturals, for example, 2432 + ... + 10059.

It is an arithmetic number, because the mean of its divisors is an integer number (8938026).

Almost surely, 2^47640674 is an apocalyptic number.

47640674 is a deficient number, since it is larger than the sum of its proper divisors (23863534).

47640674 is a wasteful number, since it uses less digits than its factorization.

47640674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14400.

The product of its (nonzero) digits is 112896, while the sum is 38.

The square root of 47640674 is about 6902.2223957215. Note that the first 3 decimals coincide. The cubic root of 47640674 is about 362.5149869349.

The spelling of 47640674 in words is "forty-seven million, six hundred forty thousand, six hundred seventy-four".