3243173645 has 8 divisors (see below), whose sum is σ = 3911366400. Its totient is φ = 2581500240.

The previous prime is 3243173629. The next prime is 3243173693. The reversal of 3243173645 is 5463713423.

3243173645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 3243173645 - 2⁴ = 3243173629 is a prime.

It is a super-3 number, since 3×3243173645³ (a number of 30 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3243173599 and 3243173608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1628741 + ... + 1630730.

It is an arithmetic number, because the mean of its divisors is an integer number (488920800).

Almost surely, 2^3243173645 is an apocalyptic number.

It is an amenable number.

3243173645 is a deficient number, since it is larger than the sum of its proper divisors (668192755).

3243173645 is a wasteful number, since it uses less digits than its factorization.

3243173645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3259675.

The product of its digits is 181440, while the sum is 38.

The square root of 3243173645 is about 56948.8686893778. The cubic root of 3243173645 is about 1480.2102277760.

The spelling of 3243173645 in words is "three billion, two hundred forty-three million, one hundred seventy-three thousand, six hundred forty-five".