259326425 has 6 divisors (see below), whose sum is σ = 321564798. Its totient is φ = 207461120.

The previous prime is 259326413. The next prime is 259326443. The reversal of 259326425 is 524623952.

It can be written as a sum of positive squares in 3 ways, for example, as 502681 + 258823744 = 709^2 + 16088^2 .

It is not a de Polignac number, because 259326425 - 2⁴ = 259326409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5186504 + ... + 5186553.

It is an arithmetic number, because the mean of its divisors is an integer number (53594133).

Almost surely, 2^259326425 is an apocalyptic number.

259326425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

259326425 is a deficient number, since it is larger than the sum of its proper divisors (62238373).

259326425 is a wasteful number, since it uses less digits than its factorization.

259326425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10373067 (or 10373062 counting only the distinct ones).

The product of its digits is 129600, while the sum is 38.

The square root of 259326425 is about 16103.6152773220. The cubic root of 259326425 is about 637.6987871677.

The spelling of 259326425 in words is "two hundred fifty-nine million, three hundred twenty-six thousand, four hundred twenty-five".