34531 has 4 divisors (see below), whose sum is σ = 39472. Its totient is φ = 29592.

The previous prime is 34519. The next prime is 34537. The reversal of 34531 is 13543.

34531 = 43² + 44² + ... + 56².

34531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13543 = 29 ⋅467.

It is a cyclic number.

It is not a de Polignac number, because 34531 - 2⁵ = 34499 is a prime.

It is a super-2 number, since 2×34531² = 2384779922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2460 + ... + 2473.

It is an arithmetic number, because the mean of its divisors is an integer number (9868).

2³⁴⁵³¹ is an apocalyptic number.

34531 is a deficient number, since it is larger than the sum of its proper divisors (4941).

34531 is an equidigital number, since it uses as much as digits as its factorization.

34531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4940.

The product of its digits is 180, while the sum is 16.

The square root of 34531 is about 185.8251866675. The cubic root of 34531 is about 32.5638979571.

It can be divided in two parts, 34 and 531, that added together give a palindrome (565).

The spelling of 34531 in words is "thirty-four thousand, five hundred thirty-one".