47829644 has 12 divisors (see below), whose sum is σ = 85483104. Its totient is φ = 23405904.

The previous prime is 47829643. The next prime is 47829659. The reversal of 47829644 is 44692874.

47829644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 47829595 and 47829604.

It is not an unprimeable number, because it can be changed into a prime (47829643) 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, 127019 + ... + 127394.

It is an arithmetic number, because the mean of its divisors is an integer number (7123592).

Almost surely, 2^47829644 is an apocalyptic number.

It is an amenable number.

47829644 is a deficient number, since it is larger than the sum of its proper divisors (37653460).

47829644 is a wasteful number, since it uses less digits than its factorization.

47829644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254464 (or 254462 counting only the distinct ones).

The product of its digits is 387072, while the sum is 44.

The square root of 47829644 is about 6915.8979171182. The cubic root of 47829644 is about 362.9936681019.

The spelling of 47829644 in words is "forty-seven million, eight hundred twenty-nine thousand, six hundred forty-four".