3004640 has 48 divisors (see below), whose sum is σ = 7212240. Its totient is φ = 1182720.

The previous prime is 3004637. The next prime is 3004643. The reversal of 3004640 is 464003.

3004640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3004637) and next prime (3004643).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3004643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14135 + ... + 14345.

It is an arithmetic number, because the mean of its divisors is an integer number (150255).

Almost surely, 2^3004640 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3004640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3606120).

3004640 is an abundant number, since it is smaller than the sum of its proper divisors (4207600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3004640 is a wasteful number, since it uses less digits than its factorization.

3004640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315 (or 307 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 3004640 is about 1733.3897426719. The cubic root of 3004640 is about 144.2992747069.

Adding to 3004640 its reverse (464003), we get a palindrome (3468643).

The spelling of 3004640 in words is "three million, four thousand, six hundred forty".