256034 has 8 divisors (see below), whose sum is σ = 386220. Its totient is φ = 127296.

The previous prime is 256033. The next prime is 256049. The reversal of 256034 is 430652.

It can be written as a sum of positive squares in 2 ways, for example, as 253009 + 3025 = 503^2 + 55^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 255997 and 256015.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 256034.

It is not an unprimeable number, because it can be changed into a prime (256031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422 + ... + 830.

2²⁵⁶⁰³⁴ is an apocalyptic number.

256034 is a deficient number, since it is larger than the sum of its proper divisors (130186).

256034 is a wasteful number, since it uses less digits than its factorization.

256034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 256034 is about 505.9980237116. The cubic root of 256034 is about 63.4988529770.

Adding to 256034 its reverse (430652), we get a palindrome (686686).

The spelling of 256034 in words is "two hundred fifty-six thousand, thirty-four".