4534 has 4 divisors (see below), whose sum is σ = 6804. Its totient is φ = 2266.

The previous prime is 4523. The next prime is 4547. The reversal of 4534 is 4354.

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

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

4534 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1132 + ... + 1135.

It is an arithmetic number, because the mean of its divisors is an integer number (1701).

4534 is a deficient number, since it is larger than the sum of its proper divisors (2270).

4534 is a wasteful number, since it uses less digits than its factorization.

4534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2269.

The product of its digits is 240, while the sum is 16.

The square root of 4534 is about 67.3349834781. The cubic root of 4534 is about 16.5511117869.

Adding to 4534 its product of digits (240), we get a palindrome (4774).

Adding to 4534 its reverse (4354), we get a palindrome (8888).

The spelling of 4534 in words is "four thousand, five hundred thirty-four".