798656 has 14 divisors (see below), whose sum is σ = 1584960. Its totient is φ = 399296.

The previous prime is 798649. The next prime is 798667. The reversal of 798656 is 656897.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6176 + ... + 6303.

2⁷⁹⁸⁶⁵⁶ is an apocalyptic number.

It is an amenable number.

798656 is a deficient number, since it is larger than the sum of its proper divisors (786304).

798656 is a wasteful number, since it uses less digits than its factorization.

798656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12491 (or 12481 counting only the distinct ones).

The product of its digits is 90720, while the sum is 41.

The square root of 798656 is about 893.6755563402. The cubic root of 798656 is about 92.7797617381.

The spelling of 798656 in words is "seven hundred ninety-eight thousand, six hundred fifty-six".