798984563 has 4 divisors (see below), whose sum is σ = 860444928. Its totient is φ = 737524200.

The previous prime is 798984541. The next prime is 798984569. The reversal of 798984563 is 365489897.

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

It is a cyclic number.

It is not a de Polignac number, because 798984563 - 2²⁴ = 782207347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (798984569) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 30730163 + ... + 30730188.

It is an arithmetic number, because the mean of its divisors is an integer number (215111232).

Almost surely, 2^798984563 is an apocalyptic number.

798984563 is a deficient number, since it is larger than the sum of its proper divisors (61460365).

798984563 is a wasteful number, since it uses less digits than its factorization.

798984563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61460364.

The product of its digits is 13063680, while the sum is 59.

The square root of 798984563 is about 28266.3149879853. The cubic root of 798984563 is about 927.9248303380.

The spelling of 798984563 in words is "seven hundred ninety-eight million, nine hundred eighty-four thousand, five hundred sixty-three".