825832830 has 32 divisors (see below), whose sum is σ = 1987545600. Its totient is φ = 219605792.

The previous prime is 825832811. The next prime is 825832831. The reversal of 825832830 is 38238528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (825832831) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 27570 + ... + 49109.

It is an arithmetic number, because the mean of its divisors is an integer number (62110800).

Almost surely, 2^825832830 is an apocalyptic number.

825832830 is an abundant number, since it is smaller than the sum of its proper divisors (1161712770).

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

825832830 is a wasteful number, since it uses less digits than its factorization.

825832830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77048.

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 825832830 is about 28737.3072851302. The cubic root of 825832830 is about 938.2042182604.

The spelling of 825832830 in words is "eight hundred twenty-five million, eight hundred thirty-two thousand, eight hundred thirty".