2604330 has 48 divisors (see below), whose sum is σ = 7132320. Its totient is φ = 657504.

The previous prime is 2604307. The next prime is 2604347. The reversal of 2604330 is 334062.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 949 + ... + 2471.

It is an arithmetic number, because the mean of its divisors is an integer number (148590).

2^2604330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2604330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3566160).

2604330 is an abundant number, since it is smaller than the sum of its proper divisors (4527990).

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

2604330 is a wasteful number, since it uses less digits than its factorization.

2604330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555 (or 1552 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2604330 is about 1613.7936671087. The cubic root of 2604330 is about 137.5831783227.

Adding to 2604330 its reverse (334062), we get a palindrome (2938392).

The spelling of 2604330 in words is "two million, six hundred four thousand, three hundred thirty".