47898 has 16 divisors (see below), whose sum is σ = 106560. Its totient is φ = 15948.

The previous prime is 47881. The next prime is 47903. The reversal of 47898 is 89874.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 390 + ... + 497.

It is an arithmetic number, because the mean of its divisors is an integer number (6660).

2⁴⁷⁸⁹⁸ is an apocalyptic number.

47898 is an abundant number, since it is smaller than the sum of its proper divisors (58662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53280).

47898 is a wasteful number, since it uses less digits than its factorization.

47898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 898 (or 892 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 47898 is about 218.8561171181. The cubic root of 47898 is about 36.3166510591.

It can be divided in two parts, 478 and 98, that added together give a square (576 = 24²).

The spelling of 47898 in words is "forty-seven thousand, eight hundred ninety-eight".