825792563 has 4 divisors (see below), whose sum is σ = 839330208. Its totient is φ = 812254920.

The previous prime is 825792557. The next prime is 825792581. The reversal of 825792563 is 365297528.

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 825792563 - 2¹⁰ = 825791539 is a prime.

It is a super-2 number, since 2×825792563² = 1363866714212217938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (825792503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6768731 + ... + 6768852.

It is an arithmetic number, because the mean of its divisors is an integer number (209832552).

Almost surely, 2^825792563 is an apocalyptic number.

825792563 is a deficient number, since it is larger than the sum of its proper divisors (13537645).

825792563 is a wasteful number, since it uses less digits than its factorization.

825792563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13537644.

The product of its digits is 907200, while the sum is 47.

The square root of 825792563 is about 28736.6066716305. The cubic root of 825792563 is about 938.1889692972.

The spelling of 825792563 in words is "eight hundred twenty-five million, seven hundred ninety-two thousand, five hundred sixty-three".