825308066 has 8 divisors (see below), whose sum is σ = 1350504144. Its totient is φ = 375140020.

The previous prime is 825308063. The next prime is 825308069. The reversal of 825308066 is 660803528.

It is an interprime number because it is at equal distance from previous prime (825308063) and next prime (825308069).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×825308066² = 1362266807609320712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (825308063) 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, 18756980 + ... + 18757023.

It is an arithmetic number, because the mean of its divisors is an integer number (168813018).

Almost surely, 2^825308066 is an apocalyptic number.

825308066 is a deficient number, since it is larger than the sum of its proper divisors (525196078).

825308066 is a wasteful number, since it uses less digits than its factorization.

825308066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37514016.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 825308066 is about 28728.1754728698. The cubic root of 825308066 is about 938.0054532077.

The spelling of 825308066 in words is "eight hundred twenty-five million, three hundred eight thousand, sixty-six".