2600490258 has 28 divisors (see below), whose sum is σ = 5848430958. Its totient is φ = 866829600.

The previous prime is 2600490253. The next prime is 2600490259. The reversal of 2600490258 is 8520940062.

It is a happy number.

2600490258 is a `hidden beast` number, since 2 + 600 + 49 + 0 + 2 + 5 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1638063729 + 962426529 = 40473^2 + 31023^2 .

It is not an unprimeable number, because it can be changed into a prime (2600490251) 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 13 ways as a sum of consecutive naturals, for example, 890343 + ... + 893258.

Almost surely, 2^2600490258 is an apocalyptic number.

2600490258 is an abundant number, since it is smaller than the sum of its proper divisors (3247940700).

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

2600490258 is an equidigital number, since it uses as much as digits as its factorization.

2600490258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783621 (or 1783606 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 2600490258 is about 50995.0022845376. The cubic root of 2600490258 is about 1375.1552896568.

The spelling of 2600490258 in words is "two billion, six hundred million, four hundred ninety thousand, two hundred fifty-eight".