259434984 has 16 divisors (see below), whose sum is σ = 648587520. Its totient is φ = 86478320.

The previous prime is 259434983. The next prime is 259434991. The reversal of 259434984 is 489434952.

It is not an unprimeable number, because it can be changed into a prime (259434983) 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 3 ways as a sum of consecutive naturals, for example, 5404872 + ... + 5404919.

It is an arithmetic number, because the mean of its divisors is an integer number (40536720).

Almost surely, 2^259434984 is an apocalyptic number.

259434984 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

259434984 is an abundant number, since it is smaller than the sum of its proper divisors (389152536).

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

259434984 is a wasteful number, since it uses less digits than its factorization.

259434984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10809800 (or 10809796 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 48.

The square root of 259434984 is about 16106.9855652757. The cubic root of 259434984 is about 637.7877590556.

The spelling of 259434984 in words is "two hundred fifty-nine million, four hundred thirty-four thousand, nine hundred eighty-four".