609256 has 8 divisors (see below), whose sum is σ = 1142370. Its totient is φ = 304624.

The previous prime is 609253. The next prime is 609269. The reversal of 609256 is 652906.

609256 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., 586756 + 22500 = 766^2 + 150^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (609253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38071 + ... + 38086.

2⁶⁰⁹²⁵⁶ is an apocalyptic number.

It is an amenable number.

609256 is a deficient number, since it is larger than the sum of its proper divisors (533114).

609256 is a wasteful number, since it uses less digits than its factorization.

609256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76163 (or 76159 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 609256 is about 780.5485250771. The cubic root of 609256 is about 84.7747670267.

It can be divided in two parts, 60 and 9256, that added together give a triangular number (9316 = T₁₃₆).

The spelling of 609256 in words is "six hundred nine thousand, two hundred fifty-six".