259525 has 12 divisors (see below), whose sum is σ = 368032. Its totient is φ = 177840.

The previous prime is 259517. The next prime is 259531. The reversal of 259525 is 525952.

It is not a de Polignac number, because 259525 - 2³ = 259517 is a prime.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

Its product of digits (4500) is a multiple of the sum of its prime factors (1500).

It is a junction number, because it is equal to n+sod(n) for n = 259493 and 259502.

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, 567 + ... + 916.

2²⁵⁹⁵²⁵ is an apocalyptic number.

259525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

259525 is a deficient number, since it is larger than the sum of its proper divisors (108507).

259525 is a wasteful number, since it uses less digits than its factorization.

259525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500 (or 1495 counting only the distinct ones).

The product of its digits is 4500, while the sum is 28.

The square root of 259525 is about 509.4359626096. The cubic root of 259525 is about 63.7861514804.

Subtracting from 259525 its product of digits (4500), we obtain a square (255025 = 505²).

It can be divided in two parts, 259 and 525, that added together give a square (784 = 28²).

The spelling of 259525 in words is "two hundred fifty-nine thousand, five hundred twenty-five".