3285728265 has 16 divisors (see below), whose sum is σ = 5258599488. Its totient is φ = 1751910336.

The previous prime is 3285728249. The next prime is 3285728291. The reversal of 3285728265 is 5628275823.

It is not a de Polignac number, because 3285728265 - 2⁴ = 3285728249 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30927 + ... + 86763.

It is an arithmetic number, because the mean of its divisors is an integer number (328662468).

Almost surely, 2^3285728265 is an apocalyptic number.

It is an amenable number.

3285728265 is a deficient number, since it is larger than the sum of its proper divisors (1972871223).

3285728265 is a wasteful number, since it uses less digits than its factorization.

3285728265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59768.

The product of its digits is 1612800, while the sum is 48.

The square root of 3285728265 is about 57321.2723602678. The cubic root of 3285728265 is about 1486.6562051978.

The spelling of 3285728265 in words is "three billion, two hundred eighty-five million, seven hundred twenty-eight thousand, two hundred sixty-five".