259724 has 12 divisors (see below), whose sum is σ = 470400. Its totient is φ = 125328.

The previous prime is 259723. The next prime is 259733. The reversal of 259724 is 427952.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (259723) 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, 1004 + ... + 1235.

It is an arithmetic number, because the mean of its divisors is an integer number (39200).

2²⁵⁹⁷²⁴ is an apocalyptic number.

It is an amenable number.

259724 is a deficient number, since it is larger than the sum of its proper divisors (210676).

259724 is a wasteful number, since it uses less digits than its factorization.

259724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2272 (or 2270 counting only the distinct ones).

The product of its digits is 5040, while the sum is 29.

The square root of 259724 is about 509.6312392309. The cubic root of 259724 is about 63.8024507466.

The spelling of 259724 in words is "two hundred fifty-nine thousand, seven hundred twenty-four".