256324 has 6 divisors (see below), whose sum is σ = 448574. Its totient is φ = 128160.

The previous prime is 256313. The next prime is 256337. The reversal of 256324 is 423652.

It is a happy number.

256324 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 202500 + 53824 = 450^2 + 232^2 .

It is a d-powerful number, because it can be written as 2⁸ + 5⁶ + 3¹¹ + 6⁶ + 2¹⁴ + 4⁴ .

It is a junction number, because it is equal to n+sod(n) for n = 256295 and 256304.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32037 + ... + 32044.

2²⁵⁶³²⁴ is an apocalyptic number.

It is an amenable number.

256324 is a deficient number, since it is larger than the sum of its proper divisors (192250).

256324 is a wasteful number, since it uses less digits than its factorization.

256324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64085 (or 64083 counting only the distinct ones).

The product of its digits is 1440, while the sum is 22.

The square root of 256324 is about 506.2845049969. The cubic root of 256324 is about 63.5228181785.

Adding to 256324 its reverse (423652), we get a palindrome (679976).

It can be divided in two parts, 256 and 324, that multiplied together give a square (82944 = 288²).

The spelling of 256324 in words is "two hundred fifty-six thousand, three hundred twenty-four".