259902 has 16 divisors (see below), whose sum is σ = 577680. Its totient is φ = 86616.

The previous prime is 259867. The next prime is 259907. The reversal of 259902 is 209952.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259907) by changing a digit.

259902 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2353 + ... + 2460.

It is an arithmetic number, because the mean of its divisors is an integer number (36105).

2²⁵⁹⁹⁰² is an apocalyptic number.

259902 is an abundant number, since it is smaller than the sum of its proper divisors (317778).

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

259902 is a wasteful number, since it uses less digits than its factorization.

259902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4824 (or 4818 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 259902 is about 509.8058453961. The cubic root of 259902 is about 63.8170229370.

The spelling of 259902 in words is "two hundred fifty-nine thousand, nine hundred two".