259085775 has 24 divisors (see below), whose sum is σ = 461307280. Its totient is φ = 127549440.

The previous prime is 259085747. The next prime is 259085779. The reversal of 259085775 is 577580952.

It is not a de Polignac number, because 259085775 - 2⁶ = 259085711 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259085779) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 131890 + ... + 133839.

Almost surely, 2^259085775 is an apocalyptic number.

259085775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

259085775 is a deficient number, since it is larger than the sum of its proper divisors (202221505).

259085775 is a wasteful number, since it uses less digits than its factorization.

259085775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265755 (or 265750 counting only the distinct ones).

The product of its (nonzero) digits is 882000, while the sum is 48.

The square root of 259085775 is about 16096.1416184128. The cubic root of 259085775 is about 637.5014686625.

The spelling of 259085775 in words is "two hundred fifty-nine million, eighty-five thousand, seven hundred seventy-five".