830945000 has 40 divisors (see below), whose sum is σ = 1946915850. Its totient is φ = 332376000.

The previous prime is 830944999. The next prime is 830945009. The reversal of 830945000 is 549038.

830945000 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 5 ways, for example, as 6724 + 830938276 = 82^2 + 28826^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (830945009) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 78095 + ... + 88094.

Almost surely, 2^830945000 is an apocalyptic number.

It is an amenable number.

830945000 is an abundant number, since it is smaller than the sum of its proper divisors (1115970850).

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

830945000 is a wasteful number, since it uses less digits than its factorization.

830945000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166215 (or 166196 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 830945000 is about 28826.1166305835. The cubic root of 830945000 is about 940.1361655771.

The spelling of 830945000 in words is "eight hundred thirty million, nine hundred forty-five thousand".