256340300 has 36 divisors (see below), whose sum is σ = 565390896. Its totient is φ = 100852800.

The previous prime is 256340299. The next prime is 256340311. The reversal of 256340300 is 3043652.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14912 + ... + 27111.

Almost surely, 2^256340300 is an apocalyptic number.

256340300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

256340300 is an abundant number, since it is smaller than the sum of its proper divisors (309050596).

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

256340300 is a wasteful number, since it uses less digits than its factorization.

256340300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42098 (or 42091 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 256340300 is about 16010.6308432866. The cubic root of 256340300 is about 635.2416465143.

Adding to 256340300 its reverse (3043652), we get a palindrome (259383952).

The spelling of 256340300 in words is "two hundred fifty-six million, three hundred forty thousand, three hundred".