256341022 has 16 divisors (see below), whose sum is σ = 439659360. Its totient is φ = 109806048.

The previous prime is 256340969. The next prime is 256341023. The reversal of 256341022 is 220143652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256341023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39504 + ... + 45532.

It is an arithmetic number, because the mean of its divisors is an integer number (27478710).

Almost surely, 2^256341022 is an apocalyptic number.

256341022 is a deficient number, since it is larger than the sum of its proper divisors (183318338).

256341022 is a wasteful number, since it uses less digits than its factorization.

256341022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9075.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 256341022 is about 16010.6533907895. The cubic root of 256341022 is about 635.2422429142.

Adding to 256341022 its reverse (220143652), we get a palindrome (476484674).

The spelling of 256341022 in words is "two hundred fifty-six million, three hundred forty-one thousand, twenty-two".