259911425 has 12 divisors (see below), whose sum is σ = 327102576. Its totient is φ = 204824400.

The previous prime is 259911389. The next prime is 259911437. The reversal of 259911425 is 524119952.

It is not a de Polignac number, because 259911425 - 2⁶ = 259911361 is a prime.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon 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, 75911 + ... + 79260.

It is an arithmetic number, because the mean of its divisors is an integer number (27258548).

Almost surely, 2^259911425 is an apocalyptic number.

259911425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

259911425 is a deficient number, since it is larger than the sum of its proper divisors (67191151).

259911425 is a wasteful number, since it uses less digits than its factorization.

259911425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155248 (or 155243 counting only the distinct ones).

The product of its digits is 32400, while the sum is 38.

The square root of 259911425 is about 16121.7686684805. The cubic root of 259911425 is about 638.1779434080.

The spelling of 259911425 in words is "two hundred fifty-nine million, nine hundred eleven thousand, four hundred twenty-five".