825323500 has 24 divisors (see below), whose sum is σ = 1802507616. Its totient is φ = 330129200.

The previous prime is 825323491. The next prime is 825323533. The reversal of 825323500 is 5323528.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 824824 + ... + 825823.

It is an arithmetic number, because the mean of its divisors is an integer number (75104484).

Almost surely, 2^825323500 is an apocalyptic number.

It is an amenable number.

825323500 is an abundant number, since it is smaller than the sum of its proper divisors (977184116).

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

825323500 is a wasteful number, since it uses less digits than its factorization.

825323500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650666 (or 1650654 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 825323500 is about 28728.4440929195. Note that the first 3 decimals coincide. The cubic root of 825323500 is about 938.0113003520.

Adding to 825323500 its sum of digits (28), we get a palindrome (825323528).

The spelling of 825323500 in words is "eight hundred twenty-five million, three hundred twenty-three thousand, five hundred".