2604210440 has 128 divisors (see below), whose sum is σ = 6640704000. Its totient is φ = 912350208.

The previous prime is 2604210421. The next prime is 2604210449. The reversal of 2604210440 is 440124062.

It is not an unprimeable number, because it can be changed into a prime (2604210449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 888257 + ... + 891183.

It is an arithmetic number, because the mean of its divisors is an integer number (51880500).

Almost surely, 2^2604210440 is an apocalyptic number.

2604210440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2604210440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3320352000).

2604210440 is an abundant number, since it is smaller than the sum of its proper divisors (4036493560).

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

2604210440 is a wasteful number, since it uses less digits than its factorization.

2604210440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3039 (or 3035 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 2604210440 is about 51031.4651955046. The cubic root of 2604210440 is about 1375.8107289355.

The spelling of 2604210440 in words is "two billion, six hundred four million, two hundred ten thousand, four hundred forty".