2430904 has 32 divisors (see below), whose sum is σ = 5281920. Its totient is φ = 1027296.

The previous prime is 2430877. The next prime is 2430913. The reversal of 2430904 is 4090342.

2430904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 4387 + ... + 4909.

It is an arithmetic number, because the mean of its divisors is an integer number (165060).

2^2430904 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 2430904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2640960).

2430904 is an abundant number, since it is smaller than the sum of its proper divisors (2851016).

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

2430904 is a wasteful number, since it uses less digits than its factorization.

2430904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619 (or 615 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 2430904 is about 1559.1356579849. The cubic root of 2430904 is about 134.4588118931.

The spelling of 2430904 in words is "two million, four hundred thirty thousand, nine hundred four".