3522351021 has 32 divisors (see below), whose sum is σ = 5403718656. Its totient is φ = 1999200000.

The previous prime is 3522351013. The next prime is 3522351059. The reversal of 3522351021 is 1201532253.

It is a happy number.

It is not a de Polignac number, because 3522351021 - 2³ = 3522351013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3522350982 and 3522351000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3522351011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2587381 + ... + 2588741.

It is an arithmetic number, because the mean of its divisors is an integer number (168866208).

Almost surely, 2^3522351021 is an apocalyptic number.

It is an amenable number.

3522351021 is a deficient number, since it is larger than the sum of its proper divisors (1881367635).

3522351021 is a wasteful number, since it uses less digits than its factorization.

3522351021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2113.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 3522351021 is about 59349.3978149737. The cubic root of 3522351021 is about 1521.5195763992.

Adding to 3522351021 its reverse (1201532253), we get a palindrome (4723883274).

The spelling of 3522351021 in words is "three billion, five hundred twenty-two million, three hundred fifty-one thousand, twenty-one".