256323607 has 2 divisors, whose sum is σ = 256323608. Its totient is φ = 256323606.

The previous prime is 256323601. The next prime is 256323619. The reversal of 256323607 is 706323652.

256323607 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 256323607 - 2¹⁹ = 255799319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (256323601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128161803 + 128161804.

It is an arithmetic number, because the mean of its divisors is an integer number (128161804).

Almost surely, 2^256323607 is an apocalyptic number.

256323607 is a deficient number, since it is larger than the sum of its proper divisors (1).

256323607 is an equidigital number, since it uses as much as digits as its factorization.

256323607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 34.

The square root of 256323607 is about 16010.1095249221. The cubic root of 256323607 is about 635.2278571374.

The spelling of 256323607 in words is "two hundred fifty-six million, three hundred twenty-three thousand, six hundred seven".