47929 has 8 divisors (see below), whose sum is σ = 56448. Its totient is φ = 39840.

The previous prime is 47917. The next prime is 47933. The reversal of 47929 is 92974.

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

It is a cyclic number.

It is not a de Polignac number, because 47929 - 2⁹ = 47417 is a prime.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 47929.

It is not an unprimeable number, because it can be changed into a prime (47939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204 + ... + 370.

It is an arithmetic number, because the mean of its divisors is an integer number (7056).

2⁴⁷⁹²⁹ is an apocalyptic number.

It is an amenable number.

47929 is a deficient number, since it is larger than the sum of its proper divisors (8519).

47929 is a wasteful number, since it uses less digits than its factorization.

47929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215.

The product of its digits is 4536, while the sum is 31.

The square root of 47929 is about 218.9269284487. The cubic root of 47929 is about 36.3244841863.

The spelling of 47929 in words is "forty-seven thousand, nine hundred twenty-nine".