830622500 has 60 divisors (see below), whose sum is σ = 1838748912. Its totient is φ = 328164000.

The previous prime is 830622491. The next prime is 830622521. The reversal of 830622500 is 5226038.

It is a self number, because there is not a number n which added to its sum of digits gives 830622500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 205499 + ... + 209501.

Almost surely, 2^830622500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 830622500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (919374456).

830622500 is an abundant number, since it is smaller than the sum of its proper divisors (1008126412).

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

830622500 is a wasteful number, since it uses less digits than its factorization.

830622500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4110 (or 4093 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 830622500 is about 28820.5222020698. The cubic root of 830622500 is about 940.0145236929.

Adding to 830622500 its reverse (5226038), we get a palindrome (835848538).

The spelling of 830622500 in words is "eight hundred thirty million, six hundred twenty-two thousand, five hundred".