2604432258 has 128 divisors (see below), whose sum is σ = 6312902400. Its totient is φ = 793152000.

The previous prime is 2604432253. The next prime is 2604432269. The reversal of 2604432258 is 8522344062.

2604432258 is a `hidden beast` number, since 2 + 604 + 43 + 2 + 2 + 5 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (2604432253) 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 63 ways as a sum of consecutive naturals, for example, 4248360 + ... + 4248972.

It is an arithmetic number, because the mean of its divisors is an integer number (49319550).

Almost surely, 2^2604432258 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2604432258, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3156451200).

2604432258 is an abundant number, since it is smaller than the sum of its proper divisors (3708470142).

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

2604432258 is a wasteful number, since it uses less digits than its factorization.

2604432258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785 (or 779 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The square root of 2604432258 is about 51033.6384946243. The cubic root of 2604432258 is about 1375.8497901567.

The spelling of 2604432258 in words is "two billion, six hundred four million, four hundred thirty-two thousand, two hundred fifty-eight".