798518125 has 10 divisors (see below), whose sum is σ = 997829030. Its totient is φ = 638814000.

The previous prime is 798518113. The next prime is 798518131. The reversal of 798518125 is 521815897.

It can be written as a sum of positive squares in 5 ways, for example, as 73239364 + 725278761 = 8558^2 + 26931^2 .

It is not a de Polignac number, because 798518125 - 2¹⁵ = 798485357 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 638190 + ... + 639439.

It is an arithmetic number, because the mean of its divisors is an integer number (99782903).

Almost surely, 2^798518125 is an apocalyptic number.

It is an amenable number.

798518125 is a deficient number, since it is larger than the sum of its proper divisors (199310905).

798518125 is an equidigital number, since it uses as much as digits as its factorization.

798518125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277649 (or 1277634 counting only the distinct ones).

The product of its digits is 201600, while the sum is 46.

The square root of 798518125 is about 28258.0630086353. The cubic root of 798518125 is about 927.7442245732.

The spelling of 798518125 in words is "seven hundred ninety-eight million, five hundred eighteen thousand, one hundred twenty-five".