259601998 has 8 divisors (see below), whose sum is σ = 401964480. Its totient is φ = 125613840.

The previous prime is 259601983. The next prime is 259601999. The reversal of 259601998 is 899106952.

259601998 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259601999) 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, 2093503 + ... + 2093626.

It is an arithmetic number, because the mean of its divisors is an integer number (50245560).

Almost surely, 2^259601998 is an apocalyptic number.

259601998 is a deficient number, since it is larger than the sum of its proper divisors (142362482).

259601998 is a wasteful number, since it uses less digits than its factorization.

259601998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4187162.

The product of its (nonzero) digits is 349920, while the sum is 49.

The square root of 259601998 is about 16112.1692518419. The cubic root of 259601998 is about 637.9245905572.

The spelling of 259601998 in words is "two hundred fifty-nine million, six hundred one thousand, nine hundred ninety-eight".