3506080643 has 4 divisors (see below), whose sum is σ = 3775779168. Its totient is φ = 3236382120.

The previous prime is 3506080579. The next prime is 3506080649. The reversal of 3506080643 is 3460806053.

3506080643 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.

It is a cyclic number.

It is not a de Polignac number, because 3506080643 - 2⁶ = 3506080579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3506080649) 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, 134849243 + ... + 134849268.

It is an arithmetic number, because the mean of its divisors is an integer number (943944792).

Almost surely, 2^3506080643 is an apocalyptic number.

3506080643 is a deficient number, since it is larger than the sum of its proper divisors (269698525).

3506080643 is a wasteful number, since it uses less digits than its factorization.

3506080643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269698524.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 3506080643 is about 59212.1663427374. The cubic root of 3506080643 is about 1519.1732350273.

Adding to 3506080643 its reverse (3460806053), we get a palindrome (6966886696).

The spelling of 3506080643 in words is "three billion, five hundred six million, eighty thousand, six hundred forty-three".