3040455321 has 24 divisors (see below), whose sum is σ = 4666960584. Its totient is φ = 1900823040.

The previous prime is 3040455289. The next prime is 3040455331. The reversal of 3040455321 is 1235540403.

It can be written as a sum of positive squares in 4 ways, for example, as 531948096 + 2508507225 = 23064^2 + 50085^2 .

It is not a de Polignac number, because 3040455321 - 2⁵ = 3040455289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3040455331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6511 + ... + 78251.

It is an arithmetic number, because the mean of its divisors is an integer number (194456691).

Almost surely, 2^3040455321 is an apocalyptic number.

It is an amenable number.

3040455321 is a deficient number, since it is larger than the sum of its proper divisors (1626505263).

3040455321 is a wasteful number, since it uses less digits than its factorization.

3040455321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72041 (or 72038 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 3040455321 is about 55140.3239109093. The cubic root of 3040455321 is about 1448.7036087891.

Adding to 3040455321 its reverse (1235540403), we get a palindrome (4275995724).

The spelling of 3040455321 in words is "three billion, forty million, four hundred fifty-five thousand, three hundred twenty-one".