256225026 has 8 divisors (see below), whose sum is σ = 512450064. Its totient is φ = 85408340.

The previous prime is 256224989. The next prime is 256225049. The reversal of 256225026 is 620522652.

256225026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

256225026 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 256224984 and 256225002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21352080 + ... + 21352091.

It is an arithmetic number, because the mean of its divisors is an integer number (64056258).

Almost surely, 2^256225026 is an apocalyptic number.

256225026 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

256225026 is a wasteful number, since it uses less digits than its factorization.

256225026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42704176.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 256225026 is about 16007.0305178693. The cubic root of 256225026 is about 635.1464113590.

Adding to 256225026 its reverse (620522652), we get a palindrome (876747678).

The spelling of 256225026 in words is "two hundred fifty-six million, two hundred twenty-five thousand, twenty-six".