259455525 has 48 divisors (see below), whose sum is σ = 511586304. Its totient is φ = 113446080.

The previous prime is 259455491. The next prime is 259455527. The reversal of 259455525 is 525554952.

It is a happy number.

It is not a de Polignac number, because 259455525 - 2²⁴ = 242678309 is a prime.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259455527) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1332 + ... + 22818.

It is an arithmetic number, because the mean of its divisors is an integer number (10658048).

Almost surely, 2^259455525 is an apocalyptic number.

259455525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

259455525 is a deficient number, since it is larger than the sum of its proper divisors (252130779).

259455525 is a wasteful number, since it uses less digits than its factorization.

259455525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21530 (or 21525 counting only the distinct ones).

The product of its digits is 450000, while the sum is 42.

The square root of 259455525 is about 16107.6231952452. The cubic root of 259455525 is about 637.8045910860.

The spelling of 259455525 in words is "two hundred fifty-nine million, four hundred fifty-five thousand, five hundred twenty-five".