256834996 has 36 divisors (see below), whose sum is σ = 495514656. Its totient is φ = 115518400.

The previous prime is 256834993. The next prime is 256834999. The reversal of 256834996 is 699438652.

It is an interprime number because it is at equal distance from previous prime (256834993) and next prime (256834999).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256834993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 825681 + ... + 825991.

It is an arithmetic number, because the mean of its divisors is an integer number (13764296).

Almost surely, 2^256834996 is an apocalyptic number.

It is an amenable number.

256834996 is a deficient number, since it is larger than the sum of its proper divisors (238679660).

256834996 is a wasteful number, since it uses less digits than its factorization.

256834996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600 (or 461 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 52.

The square root of 256834996 is about 16026.0723822152. The cubic root of 256834996 is about 635.6500223675.

The spelling of 256834996 in words is "two hundred fifty-six million, eight hundred thirty-four thousand, nine hundred ninety-six".