47534 has 4 divisors (see below), whose sum is σ = 71304. Its totient is φ = 23766.

The previous prime is 47533. The next prime is 47543. The reversal of 47534 is 43574.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43574 = 2 ⋅21787.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11882 + ... + 11885.

It is an arithmetic number, because the mean of its divisors is an integer number (17826).

2⁴⁷⁵³⁴ is an apocalyptic number.

47534 is a deficient number, since it is larger than the sum of its proper divisors (23770).

47534 is a wasteful number, since it uses less digits than its factorization.

47534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23769.

The product of its digits is 1680, while the sum is 23.

The square root of 47534 is about 218.0229345734. The cubic root of 47534 is about 36.2244211149.

Subtracting from 47534 its product of digits (1680), we obtain a palindrome (45854).

The spelling of 47534 in words is "forty-seven thousand, five hundred thirty-four".