3532530981 has 24 divisors (see below), whose sum is σ = 5560819680. Its totient is φ = 1988455392.

The previous prime is 3532530979. The next prime is 3532531001. The reversal of 3532530981 is 1890352353.

It is not a de Polignac number, because 3532530981 - 2¹ = 3532530979 is a prime.

It is a super-2 number, since 2×3532530981² = 24957550263449644722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3532530961) 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, 169486 + ... + 189183.

It is an arithmetic number, because the mean of its divisors is an integer number (231700820).

Almost surely, 2^3532530981 is an apocalyptic number.

It is an amenable number.

3532530981 is a deficient number, since it is larger than the sum of its proper divisors (2028288699).

3532530981 is a wasteful number, since it uses less digits than its factorization.

3532530981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358753 (or 358746 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 39.

The square root of 3532530981 is about 59435.0988978735. The cubic root of 3532530981 is about 1522.9839497333.

The spelling of 3532530981 in words is "three billion, five hundred thirty-two million, five hundred thirty thousand, nine hundred eighty-one".