3064840321 has 27 divisors (see below), whose sum is σ = 3358636099. Its totient is φ = 2796394832.

The previous prime is 3064840319. The next prime is 3064840333. The reversal of 3064840321 is 1230484603.

The square root of 3064840321 is 55361.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1607127921 + 1457712400 = 40089^2 + 38180^2 .

It is not a de Polignac number, because 3064840321 - 2¹ = 3064840319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3064840301) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 36925746 + ... + 36925828.

Almost surely, 2^3064840321 is an apocalyptic number.

3064840321 is the 55361-st square number.

3064840321 is the 27681-st centered octagonal number.

It is an amenable number.

3064840321 is a deficient number, since it is larger than the sum of its proper divisors (293795778).

3064840321 is an frugal number, since it uses more digits than its factorization.

3064840321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 135 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The cubic root of 3064840321 is about 1452.5662554811.

The spelling of 3064840321 in words is "three billion, sixty-four million, eight hundred forty thousand, three hundred twenty-one".