47939798 has 8 divisors (see below), whose sum is σ = 72546408. Its totient is φ = 23757664.

The previous prime is 47939791. The next prime is 47939803. The reversal of 47939798 is 89793974.

47939798 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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47939791) 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, 105836 + ... + 106287.

It is an arithmetic number, because the mean of its divisors is an integer number (9068301).

Almost surely, 2^47939798 is an apocalyptic number.

47939798 is a deficient number, since it is larger than the sum of its proper divisors (24606610).

47939798 is a wasteful number, since it uses less digits than its factorization.

47939798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212238.

The product of its digits is 3429216, while the sum is 56.

The square root of 47939798 is about 6923.8571620160. The cubic root of 47939798 is about 363.2721184828.

The spelling of 47939798 in words is "forty-seven million, nine hundred thirty-nine thousand, seven hundred ninety-eight".