825999992 has 8 divisors (see below), whose sum is σ = 1548750000. Its totient is φ = 412999992.

The previous prime is 825999983. The next prime is 825999997. The reversal of 825999992 is 299999528.

825999992 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (825999997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51624992 + ... + 51625007.

It is an arithmetic number, because the mean of its divisors is an integer number (193593750).

Almost surely, 2^825999992 is an apocalyptic number.

It is an amenable number.

825999992 is a deficient number, since it is larger than the sum of its proper divisors (722750008).

825999992 is a wasteful number, since it uses less digits than its factorization.

825999992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103250005 (or 103250001 counting only the distinct ones).

The product of its digits is 9447840, while the sum is 62.

The square root of 825999992 is about 28740.2155872220. The cubic root of 825999992 is about 938.2675165888.

The spelling of 825999992 in words is "eight hundred twenty-five million, nine hundred ninety-nine thousand, nine hundred ninety-two".