34213543 has 12 divisors (see below), whose sum is σ = 42341808. Its totient is φ = 27069120.

The previous prime is 34213511. The next prime is 34213561. The reversal of 34213543 is 34531243.

It is not a de Polignac number, because 34213543 - 2⁵ = 34213511 is a prime.

It is a super-2 number, since 2×34213543² = 2341133049225698, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34213943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13278 + ... + 15643.

It is an arithmetic number, because the mean of its divisors is an integer number (3528484).

Almost surely, 2^34213543 is an apocalyptic number.

34213543 is a deficient number, since it is larger than the sum of its proper divisors (8128265).

34213543 is a wasteful number, since it uses less digits than its factorization.

34213543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28954 (or 28941 counting only the distinct ones).

The product of its digits is 4320, while the sum is 25.

The square root of 34213543 is about 5849.2343943460. The cubic root of 34213543 is about 324.6379969306.

Adding to 34213543 its reverse (34531243), we get a palindrome (68744786).

The spelling of 34213543 in words is "thirty-four million, two hundred thirteen thousand, five hundred forty-three".