798860549 has 4 divisors (see below), whose sum is σ = 845852364. Its totient is φ = 751868736.

The previous prime is 798860537. The next prime is 798860597. The reversal of 798860549 is 945068897.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 604815649 + 194044900 = 24593^2 + 13930^2 .

It is a cyclic number.

It is not a de Polignac number, because 798860549 - 2¹⁶ = 798795013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 798860494 and 798860503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (798860519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23495882 + ... + 23495915.

It is an arithmetic number, because the mean of its divisors is an integer number (211463091).

Almost surely, 2^798860549 is an apocalyptic number.

It is an amenable number.

798860549 is a deficient number, since it is larger than the sum of its proper divisors (46991815).

798860549 is a wasteful number, since it uses less digits than its factorization.

798860549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46991814.

The product of its (nonzero) digits is 4354560, while the sum is 56.

The square root of 798860549 is about 28264.1212316958. The cubic root of 798860549 is about 927.8768187203.

The spelling of 798860549 in words is "seven hundred ninety-eight million, eight hundred sixty thousand, five hundred forty-nine".