256096446 has 16 divisors (see below), whose sum is σ = 512864784. Its totient is φ = 85253504.

The previous prime is 256096439. The next prime is 256096457. The reversal of 256096446 is 644690652.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 256096398 and 256096407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22971 + ... + 32246.

It is an arithmetic number, because the mean of its divisors is an integer number (32054049).

Almost surely, 2^256096446 is an apocalyptic number.

256096446 is an abundant number, since it is smaller than the sum of its proper divisors (256768338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

256096446 is a wasteful number, since it uses less digits than its factorization.

256096446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55995.

The product of its (nonzero) digits is 311040, while the sum is 42.

The square root of 256096446 is about 16003.0136536841. The cubic root of 256096446 is about 635.0401495684.

The spelling of 256096446 in words is "two hundred fifty-six million, ninety-six thousand, four hundred forty-six".