3240172065 has 32 divisors (see below), whose sum is σ = 5585852160. Its totient is φ = 1594365696.

The previous prime is 3240172031. The next prime is 3240172073. The reversal of 3240172065 is 5602710423.

It is not a de Polignac number, because 3240172065 - 2¹³ = 3240163873 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 658404 + ... + 663306.

It is an arithmetic number, because the mean of its divisors is an integer number (174557880).

Almost surely, 2^3240172065 is an apocalyptic number.

It is an amenable number.

3240172065 is a deficient number, since it is larger than the sum of its proper divisors (2345680095).

3240172065 is a wasteful number, since it uses less digits than its factorization.

3240172065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8313.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 3240172065 is about 56922.5092999246. The cubic root of 3240172065 is about 1479.7534385038.

Adding to 3240172065 its reverse (5602710423), we get a palindrome (8842882488).

The spelling of 3240172065 in words is "three billion, two hundred forty million, one hundred seventy-two thousand, sixty-five".