259923252 has 12 divisors (see below), whose sum is σ = 606487616. Its totient is φ = 86641080.

The previous prime is 259923247. The next prime is 259923263. The reversal of 259923252 is 252329952.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 259923252.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10830124 + ... + 10830147.

Almost surely, 2^259923252 is an apocalyptic number.

It is an amenable number.

259923252 is an abundant number, since it is smaller than the sum of its proper divisors (346564364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

259923252 is a wasteful number, since it uses less digits than its factorization.

259923252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21660278 (or 21660276 counting only the distinct ones).

The product of its digits is 97200, while the sum is 39.

The square root of 259923252 is about 16122.1354664945. The cubic root of 259923252 is about 638.1876231365.

The spelling of 259923252 in words is "two hundred fifty-nine million, nine hundred twenty-three thousand, two hundred fifty-two".