259628 has 12 divisors (see below), whose sum is σ = 464352. Its totient is φ = 126960.

The previous prime is 259627. The next prime is 259631. The reversal of 259628 is 826952.

It is a junction number, because it is equal to n+sod(n) for n = 259594 and 259603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 503 + ... + 878.

It is an arithmetic number, because the mean of its divisors is an integer number (38696).

2²⁵⁹⁶²⁸ is an apocalyptic number.

It is an amenable number.

259628 is a deficient number, since it is larger than the sum of its proper divisors (204724).

259628 is a wasteful number, since it uses less digits than its factorization.

259628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1432 (or 1430 counting only the distinct ones).

The product of its digits is 8640, while the sum is 32.

The square root of 259628 is about 509.5370447769. The cubic root of 259628 is about 63.7945888238.

The spelling of 259628 in words is "two hundred fifty-nine thousand, six hundred twenty-eight".