798520860 has 36 divisors (see below), whose sum is σ = 2422180488. Its totient is φ = 212938848.

The previous prime is 798520859. The next prime is 798520871. The reversal of 798520860 is 68025897.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2217934 + ... + 2218293.

Almost surely, 2^798520860 is an apocalyptic number.

It is an amenable number.

798520860 is an abundant number, since it is smaller than the sum of its proper divisors (1623659628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

798520860 is a wasteful number, since it uses less digits than its factorization.

798520860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4436242 (or 4436237 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 798520860 is about 28258.1114018612. Note that the first 3 decimals coincide. The cubic root of 798520860 is about 927.7452837758.

The spelling of 798520860 in words is "seven hundred ninety-eight million, five hundred twenty thousand, eight hundred sixty".