259534925 has 12 divisors (see below), whose sum is σ = 346579380. Its totient is φ = 191656320.

The previous prime is 259534907. The next prime is 259534943. The reversal of 259534925 is 529435952.

259534925 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (259534907) and next prime (259534943).

It can be written as a sum of positive squares in 6 ways, for example, as 38180041 + 221354884 = 6179^2 + 14878^2 .

It is not a de Polignac number, because 259534925 - 2⁶ = 259534861 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 398960 + ... + 399609.

It is an arithmetic number, because the mean of its divisors is an integer number (28881615).

Almost surely, 2^259534925 is an apocalyptic number.

259534925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

259534925 is a deficient number, since it is larger than the sum of its proper divisors (87044455).

259534925 is a wasteful number, since it uses less digits than its factorization.

259534925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798592 (or 798587 counting only the distinct ones).

The product of its digits is 486000, while the sum is 44.

The square root of 259534925 is about 16110.0876782220. The cubic root of 259534925 is about 637.8696459344.

The spelling of 259534925 in words is "two hundred fifty-nine million, five hundred thirty-four thousand, nine hundred twenty-five".