825983329 has 4 divisors (see below), whose sum is σ = 827865280. Its totient is φ = 824101380.

The previous prime is 825983321. The next prime is 825983377. The reversal of 825983329 is 923389528.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 825983329 - 2³ = 825983321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (825983321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 940317 + ... + 941194.

It is an arithmetic number, because the mean of its divisors is an integer number (206966320).

Almost surely, 2^825983329 is an apocalyptic number.

It is an amenable number.

825983329 is a deficient number, since it is larger than the sum of its proper divisors (1881951).

825983329 is a wasteful number, since it uses less digits than its factorization.

825983329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1881950.

The product of its digits is 933120, while the sum is 49.

The square root of 825983329 is about 28739.9256957982. The cubic root of 825983329 is about 938.2612072841.

The spelling of 825983329 in words is "eight hundred twenty-five million, nine hundred eighty-three thousand, three hundred twenty-nine".