7798256 has 10 divisors (see below), whose sum is σ = 15109152. Its totient is φ = 3899120.

The previous prime is 7798253. The next prime is 7798279. The reversal of 7798256 is 6528977.

It is a d-powerful number, because it can be written as 7² + 7⁸ + 9³ + 8⁵ + 2⁷ + 5⁹ + 6⁶ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7798253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243680 + ... + 243711.

Almost surely, 2^7798256 is an apocalyptic number.

It is an amenable number.

7798256 is a deficient number, since it is larger than the sum of its proper divisors (7310896).

7798256 is a wasteful number, since it uses less digits than its factorization.

7798256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487399 (or 487393 counting only the distinct ones).

The product of its digits is 211680, while the sum is 44.

The square root of 7798256 is about 2792.5357652141. The cubic root of 7798256 is about 198.3044664497.

The spelling of 7798256 in words is "seven million, seven hundred ninety-eight thousand, two hundred fifty-six".