256003846 has 32 divisors (see below), whose sum is σ = 464260608. Its totient is φ = 103498560.

The previous prime is 256003841. The next prime is 256003849. The reversal of 256003846 is 648300652.

It is a happy number.

It is a super-3 number, since 3×256003846³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256003841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18061 + ... + 28951.

It is an arithmetic number, because the mean of its divisors is an integer number (14508144).

Almost surely, 2^256003846 is an apocalyptic number.

256003846 is a deficient number, since it is larger than the sum of its proper divisors (208256762).

256003846 is a wasteful number, since it uses less digits than its factorization.

256003846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10996.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 256003846 is about 16000.1201870486. The cubic root of 256003846 is about 634.9636005341.

The spelling of 256003846 in words is "two hundred fifty-six million, three thousand, eight hundred forty-six".