3505443243 has 8 divisors (see below), whose sum is σ = 4674283008. Its totient is φ = 2336782824.

The previous prime is 3505443229. The next prime is 3505443301. The reversal of 3505443243 is 3423445053.

It is a happy number.

3505443243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 3505443243 - 2²⁵ = 3471888811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3505443143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10546 + ... + 84392.

It is an arithmetic number, because the mean of its divisors is an integer number (584285376).

Almost surely, 2^3505443243 is an apocalyptic number.

3505443243 is a deficient number, since it is larger than the sum of its proper divisors (1168839765).

3505443243 is a wasteful number, since it uses less digits than its factorization.

3505443243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89673.

The product of its (nonzero) digits is 86400, while the sum is 33.

The square root of 3505443243 is about 59206.7837582823. The cubic root of 3505443243 is about 1519.0811683386.

Adding to 3505443243 its reverse (3423445053), we get a palindrome (6928888296).

The spelling of 3505443243 in words is "three billion, five hundred five million, four hundred forty-three thousand, two hundred forty-three".