47755 has 4 divisors (see below), whose sum is σ = 57312. Its totient is φ = 38200.

The previous prime is 47743. The next prime is 47777. The reversal of 47755 is 55774.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 47755 - 2¹¹ = 45707 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4771 + ... + 4780.

It is an arithmetic number, because the mean of its divisors is an integer number (14328).

2⁴⁷⁷⁵⁵ is an apocalyptic number.

47755 is a deficient number, since it is larger than the sum of its proper divisors (9557).

47755 is an equidigital number, since it uses as much as digits as its factorization.

47755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9556.

The product of its digits is 4900, while the sum is 28.

The square root of 47755 is about 218.5291742537. The cubic root of 47755 is about 36.2804737803.

The spelling of 47755 in words is "forty-seven thousand, seven hundred fifty-five".