798906128 has 10 divisors (see below), whose sum is σ = 1547880654. Its totient is φ = 399453056.

The previous prime is 798906077. The next prime is 798906139. The reversal of 798906128 is 821609897.

It can be written as a sum of positive squares in only one way, i.e., 763527424 + 35378704 = 27632^2 + 5948^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24965801 + ... + 24965832.

Almost surely, 2^798906128 is an apocalyptic number.

It is an amenable number.

798906128 is a deficient number, since it is larger than the sum of its proper divisors (748974526).

798906128 is a wasteful number, since it uses less digits than its factorization.

798906128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49931641 (or 49931635 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 50.

The square root of 798906128 is about 28264.9275251149. The cubic root of 798906128 is about 927.8944650597.

The spelling of 798906128 in words is "seven hundred ninety-eight million, nine hundred six thousand, one hundred twenty-eight".