825800530 has 8 divisors (see below), whose sum is σ = 1486440972. Its totient is φ = 330320208.

The previous prime is 825800513. The next prime is 825800531. The reversal of 825800530 is 35008528.

825800530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 819734161 + 6066369 = 28631^2 + 2463^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 825800492 and 825800501.

It is not an unprimeable number, because it can be changed into a prime (825800531) 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, 41290017 + ... + 41290036.

Almost surely, 2^825800530 is an apocalyptic number.

825800530 is a deficient number, since it is larger than the sum of its proper divisors (660640442).

825800530 is a wasteful number, since it uses less digits than its factorization.

825800530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82580060.

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 825800530 is about 28736.7452923952. The cubic root of 825800530 is about 938.1919864098.

The spelling of 825800530 in words is "eight hundred twenty-five million, eight hundred thousand, five hundred thirty".