256850798 has 16 divisors (see below), whose sum is σ = 408032640. Its totient is φ = 121006776.

The previous prime is 256850749. The next prime is 256850801. The reversal of 256850798 is 897058652.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38588 + ... + 44751.

It is an arithmetic number, because the mean of its divisors is an integer number (25502040).

Almost surely, 2^256850798 is an apocalyptic number.

256850798 is a deficient number, since it is larger than the sum of its proper divisors (151181842).

256850798 is a wasteful number, since it uses less digits than its factorization.

256850798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83431.

The product of its (nonzero) digits is 1209600, while the sum is 50.

The square root of 256850798 is about 16026.5653837620. The cubic root of 256850798 is about 635.6630584099.

The spelling of 256850798 in words is "two hundred fifty-six million, eight hundred fifty thousand, seven hundred ninety-eight".