259960225 has 12 divisors (see below), whose sum is σ = 368401024. Its totient is φ = 178258320.

The previous prime is 259960219. The next prime is 259960231. The reversal of 259960225 is 522069952.

It is an interprime number because it is at equal distance from previous prime (259960219) and next prime (259960231).

It is not a de Polignac number, because 259960225 - 2¹⁵ = 259927457 is a prime.

It is a Duffinian 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, 742569 + ... + 742918.

Almost surely, 2^259960225 is an apocalyptic number.

259960225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

259960225 is a deficient number, since it is larger than the sum of its proper divisors (108440799).

259960225 is a wasteful number, since it uses less digits than its factorization.

259960225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1485504 (or 1485499 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 40.

The square root of 259960225 is about 16123.2820790309. The cubic root of 259960225 is about 638.2178815456.

The spelling of 259960225 in words is "two hundred fifty-nine million, nine hundred sixty thousand, two hundred twenty-five".