3568090221 has 24 divisors (see below), whose sum is σ = 5317678080. Its totient is φ = 2304278496.

The previous prime is 3568090219. The next prime is 3568090223. The reversal of 3568090221 is 1220908653.

3568090221 is a `hidden beast` number, since 3 + 568 + 0 + 90 + 2 + 2 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (3568090219) and next prime (3568090223).

It is not a de Polignac number, because 3568090221 - 2¹ = 3568090219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3568090223) 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, 9661 + ... + 85026.

It is an arithmetic number, because the mean of its divisors is an integer number (221569920).

Almost surely, 2^3568090221 is an apocalyptic number.

It is an amenable number.

3568090221 is a deficient number, since it is larger than the sum of its proper divisors (1749587859).

3568090221 is a wasteful number, since it uses less digits than its factorization.

3568090221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94825 (or 94822 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 3568090221 is about 59733.4932931266. The cubic root of 3568090221 is about 1528.0771294375.

Adding to 3568090221 its reverse (1220908653), we get a palindrome (4788998874).

The spelling of 3568090221 in words is "three billion, five hundred sixty-eight million, ninety thousand, two hundred twenty-one".