34521443 has 8 divisors (see below), whose sum is σ = 38114496. Its totient is φ = 31004200.

The previous prime is 34521439. The next prime is 34521449. The reversal of 34521443 is 34412543.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34521443 - 2² = 34521439 is a prime.

It is a super-3 number, since 3×34521443³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34521449) 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 7 ways as a sum of consecutive naturals, for example, 17993 + ... + 19818.

It is an arithmetic number, because the mean of its divisors is an integer number (4764312).

Almost surely, 2^34521443 is an apocalyptic number.

34521443 is a deficient number, since it is larger than the sum of its proper divisors (3593053).

34521443 is a wasteful number, since it uses less digits than its factorization.

34521443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37905.

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

The square root of 34521443 is about 5875.4951280722. The cubic root of 34521443 is about 325.6089348877.

Adding to 34521443 its reverse (34412543), we get a palindrome (68933986).

Subtracting from 34521443 its reverse (34412543), we obtain a square (108900 = 330²).

The spelling of 34521443 in words is "thirty-four million, five hundred twenty-one thousand, four hundred forty-three".