34421543 has 16 divisors (see below), whose sum is σ = 38290560. Its totient is φ = 30741984.

The previous prime is 34421503. The next prime is 34421561. The reversal of 34421543 is 34512443.

34421543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 34421543 - 2²⁰ = 33372967 is a prime.

It is a super-3 number, since 3×34421543³ (a number of 24 digits) contains 333 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 (34421503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77480 + ... + 77922.

It is an arithmetic number, because the mean of its divisors is an integer number (2393160).

Almost surely, 2^34421543 is an apocalyptic number.

34421543 is a deficient number, since it is larger than the sum of its proper divisors (3869017).

34421543 is a wasteful number, since it uses less digits than its factorization.

34421543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638.

The product of its digits is 5760, while the sum is 26.

The square root of 34421543 is about 5866.9875575119. The cubic root of 34421543 is about 325.2945432351.

Adding to 34421543 its reverse (34512443), we get a palindrome (68933986).

The spelling of 34421543 in words is "thirty-four million, four hundred twenty-one thousand, five hundred forty-three".