3651521132 has 48 divisors (see below), whose sum is σ = 7376624640. Its totient is φ = 1549250112.

The previous prime is 3651521129. The next prime is 3651521141. The reversal of 3651521132 is 2311251563.

It is a super-2 number, since 2×3651521132² = 26667213154885122848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3651521095 and 3651521104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1256393 + ... + 1259295.

It is an arithmetic number, because the mean of its divisors is an integer number (153679680).

Almost surely, 2^3651521132 is an apocalyptic number.

It is an amenable number.

3651521132 is an abundant number, since it is smaller than the sum of its proper divisors (3725103508).

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

3651521132 is a wasteful number, since it uses less digits than its factorization.

3651521132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3350 (or 3348 counting only the distinct ones).

The product of its digits is 5400, while the sum is 29.

The square root of 3651521132 is about 60427.8175346421. The cubic root of 3651521132 is about 1539.8955812712.

Adding to 3651521132 its reverse (2311251563), we get a palindrome (5962772695).

The spelling of 3651521132 in words is "three billion, six hundred fifty-one million, five hundred twenty-one thousand, one hundred thirty-two".