259417 has 4 divisors (see below), whose sum is σ = 270720. Its totient is φ = 248116.

The previous prime is 259411. The next prime is 259421. The reversal of 259417 is 714952.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 259417 - 2¹⁵ = 226649 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5617 + ... + 5662.

It is an arithmetic number, because the mean of its divisors is an integer number (67680).

2²⁵⁹⁴¹⁷ is an apocalyptic number.

It is an amenable number.

259417 is a deficient number, since it is larger than the sum of its proper divisors (11303).

259417 is a wasteful number, since it uses less digits than its factorization.

259417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11302.

The product of its digits is 2520, while the sum is 28.

The square root of 259417 is about 509.3299519958. The cubic root of 259417 is about 63.7773021593. Note that the first 3 decimals are identical.

Subtracting 259417 from its reverse (714952), we obtain a triangular number (455535 = T₉₅₄).

It can be divided in two parts, 259 and 417, that added together give a palindrome (676).

The spelling of 259417 in words is "two hundred fifty-nine thousand, four hundred seventeen".