47988165 has 16 divisors (see below), whose sum is σ = 76877568. Its totient is φ = 25561536.

The previous prime is 47988139. The next prime is 47988173. The reversal of 47988165 is 56188974.

It is not a de Polignac number, because 47988165 - 2⁸ = 47987909 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14932 + ... + 17858.

It is an arithmetic number, because the mean of its divisors is an integer number (4804848).

Almost surely, 2^47988165 is an apocalyptic number.

It is an amenable number.

47988165 is a deficient number, since it is larger than the sum of its proper divisors (28889403).

47988165 is a wasteful number, since it uses less digits than its factorization.

47988165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4028.

The product of its digits is 483840, while the sum is 48.

The square root of 47988165 is about 6927.3490600662. The cubic root of 47988165 is about 363.3942471915.

The spelling of 47988165 in words is "forty-seven million, nine hundred eighty-eight thousand, one hundred sixty-five".