3521351622 has 16 divisors (see below), whose sum is σ = 7285555440. Its totient is φ = 1133308512.

The previous prime is 3521351621. The next prime is 3521351663. The reversal of 3521351622 is 2261531253.

It is a self number, because there is not a number n which added to its sum of digits gives 3521351622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3521351621) 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, 10118653 + ... + 10119000.

It is an arithmetic number, because the mean of its divisors is an integer number (455347215).

Almost surely, 2^3521351622 is an apocalyptic number.

3521351622 is an abundant number, since it is smaller than the sum of its proper divisors (3764203818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3521351622 is a wasteful number, since it uses less digits than its factorization.

3521351622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20237687.

The product of its digits is 10800, while the sum is 30.

The square root of 3521351622 is about 59340.9775955874. The cubic root of 3521351622 is about 1521.3756622000.

Adding to 3521351622 its reverse (2261531253), we get a palindrome (5782882875).

The spelling of 3521351622 in words is "three billion, five hundred twenty-one million, three hundred fifty-one thousand, six hundred twenty-two".