3452521521 has 8 divisors (see below), whose sum is σ = 4845644320. Its totient is φ = 2180539872.

The previous prime is 3452521511. The next prime is 3452521547. The reversal of 3452521521 is 1251252543.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3452521521 - 2⁵ = 3452521489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3452521511) 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, 30285220 + ... + 30285333.

It is an arithmetic number, because the mean of its divisors is an integer number (605705540).

Almost surely, 2^3452521521 is an apocalyptic number.

It is an amenable number.

3452521521 is a deficient number, since it is larger than the sum of its proper divisors (1393122799).

3452521521 is a wasteful number, since it uses less digits than its factorization.

3452521521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60570575.

The product of its digits is 12000, while the sum is 30.

The square root of 3452521521 is about 58758.1613139826. The cubic root of 3452521521 is about 1511.3978431947.

The spelling of 3452521521 in words is "three billion, four hundred fifty-two million, five hundred twenty-one thousand, five hundred twenty-one".