3506026321 has 24 divisors (see below), whose sum is σ = 4219858944. Its totient is φ = 2853111360.

The previous prime is 3506026289. The next prime is 3506026327. The reversal of 3506026321 is 1236206053.

It is not a de Polignac number, because 3506026321 - 2⁵ = 3506026289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3506026321.

It is not an unprimeable number, because it can be changed into a prime (3506026327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 503856 + ... + 510766.

It is an arithmetic number, because the mean of its divisors is an integer number (175827456).

Almost surely, 2^3506026321 is an apocalyptic number.

It is an amenable number.

3506026321 is a deficient number, since it is larger than the sum of its proper divisors (713832623).

3506026321 is a wasteful number, since it uses less digits than its factorization.

3506026321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7101 (or 7078 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 3506026321 is about 59211.7076345548. The cubic root of 3506026321 is about 1519.1653891387.

The spelling of 3506026321 in words is "three billion, five hundred six million, twenty-six thousand, three hundred twenty-one".